45985901 has 32 divisors (see below), whose sum is σ = 55883520. Its totient is φ = 37407744.

The previous prime is 45985897. The next prime is 45985913. The reversal of 45985901 is 10958954.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 45985901 - 2² = 45985897 is a prime.

It is a super-2 number, since 2×45985901² = 4229406181563602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45985991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 421835 + ... + 421943.

It is an arithmetic number, because the mean of its divisors is an integer number (1746360).

Almost surely, 2^45985901 is an apocalyptic number.

It is an amenable number.

45985901 is a deficient number, since it is larger than the sum of its proper divisors (9897619).

45985901 is a wasteful number, since it uses less digits than its factorization.

45985901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245.

The product of its (nonzero) digits is 64800, while the sum is 41.

The square root of 45985901 is about 6781.2905113997. The cubic root of 45985901 is about 358.2681765552.

The spelling of 45985901 in words is "forty-five million, nine hundred eighty-five thousand, nine hundred one".