126902100 has 108 divisors (see below), whose sum is σ = 397745376. Its totient is φ = 31224960.

The previous prime is 126902099. The next prime is 126902117. The reversal of 126902100 is 1209621.

It is a super-2 number, since 2×126902100² = 32208285968820000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 49449 + ... + 51951.

Almost surely, 2^126902100 is an apocalyptic number.

126902100 is a gapful number since it is divisible by the number (10) 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 126902100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198872688).

126902100 is an abundant number, since it is smaller than the sum of its proper divisors (270843276).

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

126902100 is a wasteful number, since it uses less digits than its factorization.

126902100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2546 (or 2526 counting only the distinct ones).

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

The square root of 126902100 is about 11265.0832220628. The cubic root of 126902100 is about 502.5233770467.

The spelling of 126902100 in words is "one hundred twenty-six million, nine hundred two thousand, one hundred".