46401565 has 16 divisors (see below), whose sum is σ = 64407168. Its totient is φ = 31432896.

The previous prime is 46401559. The next prime is 46401569. The reversal of 46401565 is 56510464.

It is a cyclic number.

It is not a de Polignac number, because 46401565 - 2⁵ = 46401533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46401569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5082 + ... + 10891.

It is an arithmetic number, because the mean of its divisors is an integer number (4025448).

Almost surely, 2^46401565 is an apocalyptic number.

It is an amenable number.

46401565 is a deficient number, since it is larger than the sum of its proper divisors (18005603).

46401565 is a wasteful number, since it uses less digits than its factorization.

46401565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16068.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 46401565 is about 6811.8694203574. The cubic root of 46401565 is about 359.3443957807.

The spelling of 46401565 in words is "forty-six million, four hundred one thousand, five hundred sixty-five".