53142770 has 32 divisors (see below), whose sum is σ = 97511040. Its totient is φ = 20849920.

The previous prime is 53142763. The next prime is 53142779. The reversal of 53142770 is 7724135.

It is not an unprimeable number, because it can be changed into a prime (53142779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147851 + ... + 148209.

It is an arithmetic number, because the mean of its divisors is an integer number (3047220).

Almost surely, 2^53142770 is an apocalyptic number.

53142770 is a deficient number, since it is larger than the sum of its proper divisors (44368270).

53142770 is a wasteful number, since it uses less digits than its factorization.

53142770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 53142770 is about 7289.9087785788. The cubic root of 53142770 is about 375.9655591285.

The spelling of 53142770 in words is "fifty-three million, one hundred forty-two thousand, seven hundred seventy".