125633742 has 32 divisors (see below), whose sum is σ = 279931680. Its totient is φ = 37322880.

The previous prime is 125633707. The next prime is 125633743. The reversal of 125633742 is 247336521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125633743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25509 + ... + 30032.

It is an arithmetic number, because the mean of its divisors is an integer number (8747865).

Almost surely, 2^125633742 is an apocalyptic number.

125633742 is an abundant number, since it is smaller than the sum of its proper divisors (154297938).

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

125633742 is a wasteful number, since it uses less digits than its factorization.

125633742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55588.

The product of its digits is 30240, while the sum is 33.

The square root of 125633742 is about 11208.6458593356. The cubic root of 125633742 is about 500.8435653280.

The spelling of 125633742 in words is "one hundred twenty-five million, six hundred thirty-three thousand, seven hundred forty-two".