82488428 has 24 divisors (see below), whose sum is σ = 158494224. Its totient is φ = 37252800.

The previous prime is 82488407. The next prime is 82488451.

82488428 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×82488428² = 13608681507822368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 938 + ... + 12878.

It is an arithmetic number, because the mean of its divisors is an integer number (6603926).

Almost surely, 2^82488428 is an apocalyptic number.

It is an amenable number.

82488428 is a deficient number, since it is larger than the sum of its proper divisors (76005796).

82488428 is a wasteful number, since it uses less digits than its factorization.

82488428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12113 (or 12111 counting only the distinct ones).

The product of its digits is 262144, while the sum is 44.

The square root of 82488428 is about 9082.3140223183. The cubic root of 82488428 is about 435.3090295397.

The spelling of 82488428 in words is "eighty-two million, four hundred eighty-eight thousand, four hundred twenty-eight".