53426642 has 8 divisors (see below), whose sum is σ = 82903500. Its totient is φ = 25792144.

The previous prime is 53426627. The next prime is 53426663. The reversal of 53426642 is 24662435.

It can be written as a sum of positive squares in 2 ways, for example, as 49970761 + 3455881 = 7069^2 + 1859^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 53426599 and 53426608.

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, 460517 + ... + 460632.

Almost surely, 2^53426642 is an apocalyptic number.

53426642 is a deficient number, since it is larger than the sum of its proper divisors (29476858).

53426642 is a wasteful number, since it uses less digits than its factorization.

53426642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921180.

The product of its digits is 34560, while the sum is 32.

The square root of 53426642 is about 7309.3530493471. The cubic root of 53426642 is about 376.6338007018.

The spelling of 53426642 in words is "fifty-three million, four hundred twenty-six thousand, six hundred forty-two".