921000126 has 32 divisors (see below), whose sum is σ = 1953043488. Its totient is φ = 288542720.

The previous prime is 921000103. The next prime is 921000137. The reversal of 921000126 is 621000129.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73006 + ... + 84686.

It is an arithmetic number, because the mean of its divisors is an integer number (61032609).

Almost surely, 2^921000126 is an apocalyptic number.

921000126 is an abundant number, since it is smaller than the sum of its proper divisors (1032043362).

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

921000126 is a wasteful number, since it uses less digits than its factorization.

921000126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12476.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 921000126 is about 30347.9838869075. The cubic root of 921000126 is about 972.9411302439.

The spelling of 921000126 in words is "nine hundred twenty-one million, one hundred twenty-six", and thus it is an aban number.