126521676 has 30 divisors (see below), whose sum is σ = 330753500. Its totient is φ = 42173784.

The previous prime is 126521671. The next prime is 126521683. The reversal of 126521676 is 676125621.

It is a happy number.

126521676 is a `hidden beast` number, since 126 + 521 + 6 + 7 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 126521676.

It is not an unprimeable number, because it can be changed into a prime (126521671) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 194926 + ... + 195573.

Almost surely, 2^126521676 is an apocalyptic number.

It is an amenable number.

126521676 is an abundant number, since it is smaller than the sum of its proper divisors (204231824).

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

126521676 is a wasteful number, since it uses less digits than its factorization.

126521676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390515 (or 390504 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 126521676 is about 11248.1854536632. The cubic root of 126521676 is about 502.0207236832.

The spelling of 126521676 in words is "one hundred twenty-six million, five hundred twenty-one thousand, six hundred seventy-six".