45479565 has 24 divisors (see below), whose sum is σ = 80322840. Its totient is φ = 23796864.

The previous prime is 45479543. The next prime is 45479633. The reversal of 45479565 is 56597454.

45479565 is a `hidden beast` number, since 45 + 47 + 9 + 565 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 23068809 + 22410756 = 4803^2 + 4734^2 .

It is not a de Polignac number, because 45479565 - 2⁸ = 45479309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 45479565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7150 + ... + 11919.

It is an arithmetic number, because the mean of its divisors is an integer number (3346785).

Almost surely, 2^45479565 is an apocalyptic number.

45479565 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45479565 is a deficient number, since it is larger than the sum of its proper divisors (34843275).

45479565 is a wasteful number, since it uses less digits than its factorization.

45479565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19133 (or 19130 counting only the distinct ones).

The product of its digits is 756000, while the sum is 45.

The square root of 45479565 is about 6743.8538685235. The cubic root of 45479565 is about 356.9483954315.

The spelling of 45479565 in words is "forty-five million, four hundred seventy-nine thousand, five hundred sixty-five".