56406698 has 4 divisors (see below), whose sum is σ = 84610050. Its totient is φ = 28203348.

The previous prime is 56406683. The next prime is 56406709. The reversal of 56406698 is 89660465.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 51509329 + 4897369 = 7177^2 + 2213^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14101673 + ... + 14101676.

Almost surely, 2^56406698 is an apocalyptic number.

56406698 is a deficient number, since it is larger than the sum of its proper divisors (28203352).

56406698 is a wasteful number, since it uses less digits than its factorization.

56406698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28203351.

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 56406698 is about 7510.4392681121. The cubic root of 56406698 is about 383.5101764175.

The spelling of 56406698 in words is "fifty-six million, four hundred six thousand, six hundred ninety-eight".