45722259 has 16 divisors (see below), whose sum is σ = 73895040. Its totient is φ = 27710280.

The previous prime is 45722251. The next prime is 45722263. The reversal of 45722259 is 95222754.

It is a happy number.

It is not a de Polignac number, because 45722259 - 2³ = 45722251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45722251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76677 + ... + 77270.

It is an arithmetic number, because the mean of its divisors is an integer number (4618440).

Almost surely, 2^45722259 is an apocalyptic number.

45722259 is a deficient number, since it is larger than the sum of its proper divisors (28172781).

45722259 is a wasteful number, since it uses less digits than its factorization.

45722259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153967 (or 153961 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 45722259 is about 6761.8236445503. The cubic root of 45722259 is about 357.5822009293.

The spelling of 45722259 in words is "forty-five million, seven hundred twenty-two thousand, two hundred fifty-nine".