45276858 has 48 divisors (see below), whose sum is σ = 108647136. Its totient is φ = 13511520.

The previous prime is 45276853. The next prime is 45276883. The reversal of 45276858 is 85867254.

It is not an unprimeable number, because it can be changed into a prime (45276853) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11560 + ... + 14972.

It is an arithmetic number, because the mean of its divisors is an integer number (2263482).

Almost surely, 2^45276858 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45276858, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54323568).

45276858 is an abundant number, since it is smaller than the sum of its proper divisors (63370278).

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

45276858 is a wasteful number, since it uses less digits than its factorization.

45276858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3499 (or 3496 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 45276858 is about 6728.8080668124. The cubic root of 45276858 is about 356.4172872689.

The spelling of 45276858 in words is "forty-five million, two hundred seventy-six thousand, eight hundred fifty-eight".