126900772 has 12 divisors (see below), whose sum is σ = 233764720. Its totient is φ = 60110856.

The previous prime is 126900769. The next prime is 126900773. The reversal of 126900772 is 277009621.

It is a super-2 number, since 2×126900772² = 32207611868391968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126900773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 834798 + ... + 834949.

Almost surely, 2^126900772 is an apocalyptic number.

It is an amenable number.

126900772 is a deficient number, since it is larger than the sum of its proper divisors (106863948).

126900772 is a wasteful number, since it uses less digits than its factorization.

126900772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1669770 (or 1669768 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 126900772 is about 11265.0242787133. The cubic root of 126900772 is about 502.5216241117.

The spelling of 126900772 in words is "one hundred twenty-six million, nine hundred thousand, seven hundred seventy-two".