126436916 has 6 divisors (see below), whose sum is σ = 221264610. Its totient is φ = 63218456.

The previous prime is 126436903. The next prime is 126436931. The reversal of 126436916 is 619634621.

It can be written as a sum of positive squares in only one way, i.e., 89226916 + 37210000 = 9446^2 + 6100^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 126436916.

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, 15804611 + ... + 15804618.

It is an arithmetic number, because the mean of its divisors is an integer number (36877435).

Almost surely, 2^126436916 is an apocalyptic number.

It is an amenable number.

126436916 is a deficient number, since it is larger than the sum of its proper divisors (94827694).

126436916 is a wasteful number, since it uses less digits than its factorization.

126436916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31609233 (or 31609231 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 126436916 is about 11244.4171036119. The cubic root of 126436916 is about 501.9085932735.

The spelling of 126436916 in words is "one hundred twenty-six million, four hundred thirty-six thousand, nine hundred sixteen".