53406746 has 4 divisors (see below), whose sum is σ = 80110122. Its totient is φ = 26703372.

The previous prime is 53406733. The next prime is 53406757. The reversal of 53406746 is 64760435.

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., 41744521 + 11662225 = 6461^2 + 3415^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13351685 + ... + 13351688.

Almost surely, 2^53406746 is an apocalyptic number.

53406746 is a deficient number, since it is larger than the sum of its proper divisors (26703376).

53406746 is a wasteful number, since it uses less digits than its factorization.

53406746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26703375.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 53406746 is about 7307.9919266513. The cubic root of 53406746 is about 376.5870422794.

The spelling of 53406746 in words is "fifty-three million, four hundred six thousand, seven hundred forty-six".