126342388 has 6 divisors (see below), whose sum is σ = 221099186. Its totient is φ = 63171192.

The previous prime is 126342371. The next prime is 126342397. The reversal of 126342388 is 883243621.

It can be written as a sum of positive squares in only one way, i.e., 89643024 + 36699364 = 9468^2 + 6058^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15792795 + ... + 15792802.

Almost surely, 2^126342388 is an apocalyptic number.

It is an amenable number.

126342388 is a deficient number, since it is larger than the sum of its proper divisors (94756798).

126342388 is a wasteful number, since it uses less digits than its factorization.

126342388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31585601 (or 31585599 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 126342388 is about 11240.2129873059. The cubic root of 126342388 is about 501.7834814903.

The spelling of 126342388 in words is "one hundred twenty-six million, three hundred forty-two thousand, three hundred eighty-eight".