45722565 has 48 divisors (see below), whose sum is σ = 93045888. Its totient is φ = 20331648.

The previous prime is 45722563. The next prime is 45722617. The reversal of 45722565 is 56522754.

45722565 is a `hidden beast` number, since 4 + 572 + 25 + 65 = 666.

It is not a de Polignac number, because 45722565 - 2¹ = 45722563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45722561) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9694 + ... + 13616.

It is an arithmetic number, because the mean of its divisors is an integer number (1938456).

Almost surely, 2^45722565 is an apocalyptic number.

45722565 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45722565 is an abundant number, since it is smaller than the sum of its proper divisors (47323323).

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

45722565 is a wasteful number, since it uses less digits than its factorization.

45722565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978 (or 3975 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 45722565 is about 6761.8462715445. The cubic root of 45722565 is about 357.5829986437.

The spelling of 45722565 in words is "forty-five million, seven hundred twenty-two thousand, five hundred sixty-five".