126402664 has 16 divisors (see below), whose sum is σ = 247309920. Its totient is φ = 60453360.

The previous prime is 126402643. The next prime is 126402673. The reversal of 126402664 is 466204621.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343302 + ... + 343669.

It is an arithmetic number, because the mean of its divisors is an integer number (15456870).

Almost surely, 2^126402664 is an apocalyptic number.

It is an amenable number.

126402664 is a deficient number, since it is larger than the sum of its proper divisors (120907256).

126402664 is a wasteful number, since it uses less digits than its factorization.

126402664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687000 (or 686996 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 126402664 is about 11242.8939335031. The cubic root of 126402664 is about 501.8632665173.

The spelling of 126402664 in words is "one hundred twenty-six million, four hundred two thousand, six hundred sixty-four".