474016993 has 4 divisors (see below), whose sum is σ = 485040688. Its totient is φ = 462993300.

The previous prime is 474016987. The next prime is 474016999. The reversal of 474016993 is 399610474.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (474016987) and next prime (474016999).

It is a cyclic number.

It is not a de Polignac number, because 474016993 - 2⁹ = 474016481 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43), and also a Moran number because the ratio is a prime number: 11023651 = 474016993 / (4 + 7 + 4 + 0 + 1 + 6 + 9 + 9 + 3).

It is not an unprimeable number, because it can be changed into a prime (474016999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5511783 + ... + 5511868.

It is an arithmetic number, because the mean of its divisors is an integer number (121260172).

Almost surely, 2^474016993 is an apocalyptic number.

474016993 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

474016993 is a deficient number, since it is larger than the sum of its proper divisors (11023695).

474016993 is a wasteful number, since it uses less digits than its factorization.

474016993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11023694.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 474016993 is about 21771.9313107496. The cubic root of 474016993 is about 779.7067673786.

The spelling of 474016993 in words is "four hundred seventy-four million, sixteen thousand, nine hundred ninety-three".