126575604 has 72 divisors (see below), whose sum is σ = 341752320. Its totient is φ = 39412800.

The previous prime is 126575597. The next prime is 126575611. The reversal of 126575604 is 406575621.

It is a happy number.

126575604 is a `hidden beast` number, since 1 + 26 + 575 + 60 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (126575597) and next prime (126575611).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30409 + ... + 34319.

It is an arithmetic number, because the mean of its divisors is an integer number (4746560).

Almost surely, 2^126575604 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 126575604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170876160).

126575604 is an abundant number, since it is smaller than the sum of its proper divisors (215176716).

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

126575604 is a wasteful number, since it uses less digits than its factorization.

126575604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3981 (or 3976 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 126575604 is about 11250.5823849257. The cubic root of 126575604 is about 502.0920398636.

The spelling of 126575604 in words is "one hundred twenty-six million, five hundred seventy-five thousand, six hundred four".