53690642 has 8 divisors (see below), whose sum is σ = 80568432. Its totient is φ = 26834500.

The previous prime is 53690627. The next prime is 53690753. The reversal of 53690642 is 24609635.

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

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, 4217 + ... + 11187.

It is an arithmetic number, because the mean of its divisors is an integer number (10071054).

Almost surely, 2^53690642 is an apocalyptic number.

53690642 is a deficient number, since it is larger than the sum of its proper divisors (26877790).

53690642 is a wasteful number, since it uses less digits than its factorization.

53690642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10824.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 53690642 is about 7327.3898490527. The cubic root of 53690642 is about 377.2531421179.

The spelling of 53690642 in words is "fifty-three million, six hundred ninety thousand, six hundred forty-two".