126923772 has 24 divisors (see below), whose sum is σ = 296338000. Its totient is φ = 42281856.

The previous prime is 126923651. The next prime is 126923777. The reversal of 126923772 is 277329621.

It is a super-2 number, since 2×126923772² = 32219287797415968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 126923772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126923777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34854 + ... + 38322.

Almost surely, 2^126923772 is an apocalyptic number.

126923772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126923772 is an abundant number, since it is smaller than the sum of its proper divisors (169414228).

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

126923772 is a wasteful number, since it uses less digits than its factorization.

126923772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6525 (or 6523 counting only the distinct ones).

The product of its digits is 63504, while the sum is 39.

The square root of 126923772 is about 11266.0450913353. The cubic root of 126923772 is about 502.5519819495.

The spelling of 126923772 in words is "one hundred twenty-six million, nine hundred twenty-three thousand, seven hundred seventy-two".