45694215 has 144 divisors (see below), whose sum is σ = 103716288. Its totient is φ = 18450432.

The previous prime is 45694211. The next prime is 45694237. The reversal of 45694215 is 51249654.

It is not a de Polignac number, because 45694215 - 2² = 45694211 is a prime.

It is a super-2 number, since 2×45694215² = 4175922568932450, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

Its product of digits (43200) is a multiple of the sum of its prime divisors (108).

It is a self number, because there is not a number n which added to its sum of digits gives 45694215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45694211) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 862129 + ... + 862181.

It is an arithmetic number, because the mean of its divisors is an integer number (720252).

Almost surely, 2^45694215 is an apocalyptic number.

45694215 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45694215 is an abundant number, since it is smaller than the sum of its proper divisors (58022073).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45694215 is a wasteful number, since it uses less digits than its factorization.

45694215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 108 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 45694215 is about 6759.7496255409. The cubic root of 45694215 is about 357.5090776380.

The spelling of 45694215 in words is "forty-five million, six hundred ninety-four thousand, two hundred fifteen".