45256583 has 6 divisors (see below), whose sum is σ = 45507744. Its totient is φ = 45006744.

The previous prime is 45256573. The next prime is 45256619. The reversal of 45256583 is 38565254.

It is a de Polignac number, because none of the positive numbers 2^k-45256583 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45256543) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52010 + ... + 52872.

It is an arithmetic number, because the mean of its divisors is an integer number (7584624).

Almost surely, 2^45256583 is an apocalyptic number.

45256583 is a deficient number, since it is larger than the sum of its proper divisors (251161).

45256583 is an frugal number, since it uses more digits than its factorization.

45256583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321 (or 1092 counting only the distinct ones).

The product of its digits is 144000, while the sum is 38.

The square root of 45256583 is about 6727.3013162783. The cubic root of 45256583 is about 356.3640780450.

The spelling of 45256583 in words is "forty-five million, two hundred fifty-six thousand, five hundred eighty-three".