126002864 has 40 divisors (see below), whose sum is σ = 268524480. Its totient is φ = 56913408.

The previous prime is 126002843. The next prime is 126002977. The reversal of 126002864 is 468200621.

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, 3332 + ... + 16220.

It is an arithmetic number, because the mean of its divisors is an integer number (6713112).

Almost surely, 2^126002864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126002864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134262240).

126002864 is an abundant number, since it is smaller than the sum of its proper divisors (142521616).

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

126002864 is a wasteful number, since it uses less digits than its factorization.

126002864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12957 (or 12951 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 126002864 is about 11225.0997322964. The cubic root of 126002864 is about 501.3335919029. Note that the first 3 decimals are identical.

The spelling of 126002864 in words is "one hundred twenty-six million, two thousand, eight hundred sixty-four".