46576721 has 4 divisors (see below), whose sum is σ = 46598244. Its totient is φ = 46555200.

The previous prime is 46576711. The next prime is 46576757. The reversal of 46576721 is 12767564.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6076225 + 40500496 = 2465^2 + 6364^2 .

It is a cyclic number.

It is not a de Polignac number, because 46576721 - 2¹⁸ = 46314577 is a prime.

It is a super-2 number, since 2×46576721² = 4338781878223682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46576711) 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, 7100 + ... + 11981.

It is an arithmetic number, because the mean of its divisors is an integer number (11649561).

Almost surely, 2^46576721 is an apocalyptic number.

It is an amenable number.

46576721 is a deficient number, since it is larger than the sum of its proper divisors (21523).

46576721 is a wasteful number, since it uses less digits than its factorization.

46576721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21522.

The product of its digits is 70560, while the sum is 38.

The square root of 46576721 is about 6824.7139866811. The cubic root of 46576721 is about 359.7959775033.

The spelling of 46576721 in words is "forty-six million, five hundred seventy-six thousand, seven hundred twenty-one".