45251655 has 8 divisors (see below), whose sum is σ = 72402672. Its totient is φ = 24134208.

The previous prime is 45251651. The next prime is 45251663. The reversal of 45251655 is 55615254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45251655 - 2² = 45251651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45251651) 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, 1508374 + ... + 1508403.

It is an arithmetic number, because the mean of its divisors is an integer number (9050334).

Almost surely, 2^45251655 is an apocalyptic number.

45251655 is a deficient number, since it is larger than the sum of its proper divisors (27151017).

45251655 is a wasteful number, since it uses less digits than its factorization.

45251655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3016785.

The product of its digits is 30000, while the sum is 33.

The square root of 45251655 is about 6726.9350375933. The cubic root of 45251655 is about 356.3511427193.

The spelling of 45251655 in words is "forty-five million, two hundred fifty-one thousand, six hundred fifty-five".