45331566 has 32 divisors (see below), whose sum is σ = 105734400. Its totient is φ = 12951288.

The previous prime is 45331541. The next prime is 45331591. The reversal of 45331566 is 66513354.

45331566 = T₃₃₃ + T₃₃₄ + ... + T₆₇₅.

It is an interprime number because it is at equal distance from previous prime (45331541) and next prime (45331591).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8956 + ... + 13071.

It is an arithmetic number, because the mean of its divisors is an integer number (3304200).

Almost surely, 2^45331566 is an apocalyptic number.

45331566 is an abundant number, since it is smaller than the sum of its proper divisors (60402834).

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

45331566 is a wasteful number, since it uses less digits than its factorization.

45331566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22053 (or 22039 counting only the distinct ones).

The product of its digits is 32400, while the sum is 33.

The square root of 45331566 is about 6732.8720469054. The cubic root of 45331566 is about 356.5607824199.

The spelling of 45331566 in words is "forty-five million, three hundred thirty-one thousand, five hundred sixty-six".