46404721 has 8 divisors (see below), whose sum is σ = 50738688. Its totient is φ = 42090000.

The previous prime is 46404671. The next prime is 46404749. The reversal of 46404721 is 12740464.

46404721 = T₁₉₈ + T₁₉₉ + ... + T₆₅₈.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 46404721 - 2⁹ = 46404209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46404721.

It is not an unprimeable number, because it can be changed into a prime (46404751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496 + ... + 9646.

It is an arithmetic number, because the mean of its divisors is an integer number (6342336).

Almost surely, 2^46404721 is an apocalyptic number.

It is an amenable number.

46404721 is a deficient number, since it is larger than the sum of its proper divisors (4333967).

46404721 is a wasteful number, since it uses less digits than its factorization.

46404721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9623.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 46404721 is about 6812.1010708885. The cubic root of 46404721 is about 359.3525425261.

The spelling of 46404721 in words is "forty-six million, four hundred four thousand, seven hundred twenty-one".