53415694 has 4 divisors (see below), whose sum is σ = 80123544. Its totient is φ = 26707846.

The previous prime is 53415689. The next prime is 53415701. The reversal of 53415694 is 49651435.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49651435 = 5 ⋅9930287.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13353922 + ... + 13353925.

It is an arithmetic number, because the mean of its divisors is an integer number (20030886).

Almost surely, 2^53415694 is an apocalyptic number.

53415694 is a deficient number, since it is larger than the sum of its proper divisors (26707850).

53415694 is a wasteful number, since it uses less digits than its factorization.

53415694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26707849.

The product of its digits is 64800, while the sum is 37.

The square root of 53415694 is about 7308.6041074887. The cubic root of 53415694 is about 376.6080727854.

The spelling of 53415694 in words is "fifty-three million, four hundred fifteen thousand, six hundred ninety-four".