45940465 has 8 divisors (see below), whose sum is σ = 55748520. Its totient is φ = 36339072.

The previous prime is 45940463. The next prime is 45940471. The reversal of 45940465 is 56404954.

It can be written as a sum of positive squares in 4 ways, for example, as 10751841 + 35188624 = 3279^2 + 5932^2 .

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 45940465 - 2¹ = 45940463 is a prime.

It is a super-2 number, since 2×45940465² = 4221052648832450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45940463) 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, 51174 + ... + 52063.

It is an arithmetic number, because the mean of its divisors is an integer number (6968565).

Almost surely, 2^45940465 is an apocalyptic number.

It is an amenable number.

45940465 is a deficient number, since it is larger than the sum of its proper divisors (9808055).

45940465 is a wasteful number, since it uses less digits than its factorization.

45940465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103331.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 45940465 is about 6777.9395836788. The cubic root of 45940465 is about 358.1501430082.

The spelling of 45940465 in words is "forty-five million, nine hundred forty thousand, four hundred sixty-five".