46894721 has 8 divisors (see below), whose sum is σ = 49713120. Its totient is φ = 44083008.

The previous prime is 46894709. The next prime is 46894753. The reversal of 46894721 is 12749864.

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 46894721 - 2⁶ = 46894657 is a prime.

It is a super-2 number, since 2×46894721² = 4398229715335682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46894121) 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, 25970 + ... + 27716.

It is an arithmetic number, because the mean of its divisors is an integer number (6214140).

Almost surely, 2^46894721 is an apocalyptic number.

It is an amenable number.

46894721 is a deficient number, since it is larger than the sum of its proper divisors (2818399).

46894721 is a wasteful number, since it uses less digits than its factorization.

46894721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3343.

The product of its digits is 96768, while the sum is 41.

The square root of 46894721 is about 6847.9720355737. The cubic root of 46894721 is about 360.6129501164.

The spelling of 46894721 in words is "forty-six million, eight hundred ninety-four thousand, seven hundred twenty-one".