34545564 has 72 divisors (see below), whose sum is σ = 94506048. Its totient is φ = 10598400.

The previous prime is 34545551. The next prime is 34545587. The reversal of 34545564 is 46554543.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28164 + ... + 29364.

It is an arithmetic number, because the mean of its divisors is an integer number (1312584).

Almost surely, 2^34545564 is an apocalyptic number.

34545564 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34545564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47253024).

34545564 is an abundant number, since it is smaller than the sum of its proper divisors (59960484).

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

34545564 is a wasteful number, since it uses less digits than its factorization.

34545564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275 (or 1270 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 34545564 is about 5877.5474477030. The cubic root of 34545564 is about 325.6847542807.

The spelling of 34545564 in words is "thirty-four million, five hundred forty-five thousand, five hundred sixty-four".