474646651 has 4 divisors (see below), whose sum is σ = 477131904. Its totient is φ = 472161400.

The previous prime is 474646649. The next prime is 474646661. The reversal of 474646651 is 156646474.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 474646651 - 2¹ = 474646649 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 474646598 and 474646607.

It is not an unprimeable number, because it can be changed into a prime (474646621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1242340 + ... + 1242721.

It is an arithmetic number, because the mean of its divisors is an integer number (119282976).

Almost surely, 2^474646651 is an apocalyptic number.

474646651 is a deficient number, since it is larger than the sum of its proper divisors (2485253).

474646651 is a wasteful number, since it uses less digits than its factorization.

474646651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485252.

The product of its digits is 483840, while the sum is 43.

The square root of 474646651 is about 21786.3868275582. The cubic root of 474646651 is about 780.0518544312.

The spelling of 474646651 in words is "four hundred seventy-four million, six hundred forty-six thousand, six hundred fifty-one".