126986364 has 18 divisors (see below), whose sum is σ = 320993400. Its totient is φ = 42328776.

The previous prime is 126986333. The next prime is 126986371. The reversal of 126986364 is 463689621.

126986364 is a `hidden beast` number, since 1 + 2 + 6 + 9 + 8 + 636 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×126986364² = 32251073283880992, 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 5 ways as a sum of consecutive naturals, for example, 1763664 + ... + 1763735.

Almost surely, 2^126986364 is an apocalyptic number.

It is an amenable number.

126986364 is an abundant number, since it is smaller than the sum of its proper divisors (194007036).

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

126986364 is a wasteful number, since it uses less digits than its factorization.

126986364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3527409 (or 3527404 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 126986364 is about 11268.8226536759. The cubic root of 126986364 is about 502.6345789388.

The spelling of 126986364 in words is "one hundred twenty-six million, nine hundred eighty-six thousand, three hundred sixty-four".