126739404 has 120 divisors (see below), whose sum is σ = 370294848. Its totient is φ = 37467360.

The previous prime is 126739397. The next prime is 126739409. The reversal of 126739404 is 404937621.

126739404 is a `hidden beast` number, since 1 + 267 + 394 + 0 + 4 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (126739409) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 152839 + ... + 153665.

Almost surely, 2^126739404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126739404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185147424).

126739404 is an abundant number, since it is smaller than the sum of its proper divisors (243555444).

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

126739404 is a wasteful number, since it uses less digits than its factorization.

126739404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 886 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 126739404 is about 11257.8596544814. The cubic root of 126739404 is about 502.3085303052.

The spelling of 126739404 in words is "one hundred twenty-six million, seven hundred thirty-nine thousand, four hundred four".