126031398 has 32 divisors (see below), whose sum is σ = 270141696. Its totient is φ = 39096288.

The previous prime is 126031379. The next prime is 126031447. The reversal of 126031398 is 893130621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7236 + ... + 17447.

It is an arithmetic number, because the mean of its divisors is an integer number (8441928).

Almost surely, 2^126031398 is an apocalyptic number.

126031398 is an abundant number, since it is smaller than the sum of its proper divisors (144110298).

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

126031398 is a wasteful number, since it uses less digits than its factorization.

126031398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24748.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 126031398 is about 11226.3706512835. The cubic root of 126031398 is about 501.3714322413.

The spelling of 126031398 in words is "one hundred twenty-six million, thirty-one thousand, three hundred ninety-eight".