45969915 has 8 divisors (see below), whose sum is σ = 73551888. Its totient is φ = 24517280.

The previous prime is 45969907. The next prime is 45969919. The reversal of 45969915 is 51996954.

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

It is not a de Polignac number, because 45969915 - 2³ = 45969907 is a prime.

It is a super-2 number, since 2×45969915² = 4226466170214450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45969919) 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, 1532316 + ... + 1532345.

It is an arithmetic number, because the mean of its divisors is an integer number (9193986).

Almost surely, 2^45969915 is an apocalyptic number.

45969915 is a deficient number, since it is larger than the sum of its proper divisors (27581973).

45969915 is a wasteful number, since it uses less digits than its factorization.

45969915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3064669.

The product of its digits is 437400, while the sum is 48.

The square root of 45969915 is about 6780.1117247432. Note that the first 3 decimals coincide. The cubic root of 45969915 is about 358.2266570262.

The spelling of 45969915 in words is "forty-five million, nine hundred sixty-nine thousand, nine hundred fifteen".