126405416 has 32 divisors (see below), whose sum is σ = 242792640. Its totient is φ = 61678848.

The previous prime is 126405361. The next prime is 126405449. The reversal of 126405416 is 614504621.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59525 + ... + 61611.

It is an arithmetic number, because the mean of its divisors is an integer number (7587270).

Almost surely, 2^126405416 is an apocalyptic number.

It is an amenable number.

126405416 is a deficient number, since it is larger than the sum of its proper divisors (116387224).

126405416 is a wasteful number, since it uses less digits than its factorization.

126405416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273 (or 2269 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 126405416 is about 11243.0163212547. The cubic root of 126405416 is about 501.8669086286.

The spelling of 126405416 in words is "one hundred twenty-six million, four hundred five thousand, four hundred sixteen".