53353015 has 8 divisors (see below), whose sum is σ = 66089088. Its totient is φ = 41305440.

The previous prime is 53352991. The next prime is 53353043. The reversal of 53353015 is 51035335.

It is a happy number.

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

It is not a de Polignac number, because 53353015 - 2²³ = 44964407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171952 + ... + 172261.

It is an arithmetic number, because the mean of its divisors is an integer number (8261136).

Almost surely, 2^53353015 is an apocalyptic number.

53353015 is a deficient number, since it is larger than the sum of its proper divisors (12736073).

53353015 is a wasteful number, since it uses less digits than its factorization.

53353015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344249.

The product of its (nonzero) digits is 3375, while the sum is 25.

The square root of 53353015 is about 7304.3148207070. The cubic root of 53353015 is about 376.4607087514.

The spelling of 53353015 in words is "fifty-three million, three hundred fifty-three thousand, fifteen".