46400637 has 8 divisors (see below), whose sum is σ = 64557504. Its totient is φ = 29588768.

The previous prime is 46400623. The next prime is 46400647. The reversal of 46400637 is 73600464.

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 46400637 - 2⁷ = 46400509 is a prime.

It is a super-2 number, since 2×46400637² = 4306038228011538, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46400647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336168 + ... + 336305.

It is an arithmetic number, because the mean of its divisors is an integer number (8069688).

Almost surely, 2^46400637 is an apocalyptic number.

It is an amenable number.

46400637 is a deficient number, since it is larger than the sum of its proper divisors (18156867).

46400637 is a wasteful number, since it uses less digits than its factorization.

46400637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672499.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 46400637 is about 6811.8013036201. The cubic root of 46400637 is about 359.3420002162.

The spelling of 46400637 in words is "forty-six million, four hundred thousand, six hundred thirty-seven".