53416615 has 24 divisors (see below), whose sum is σ = 74939040. Its totient is φ = 36445248.

The previous prime is 53416609. The next prime is 53416631. The reversal of 53416615 is 51661435.

It is not a de Polignac number, because 53416615 - 2¹⁹ = 52892327 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64021 + ... + 64849.

It is an arithmetic number, because the mean of its divisors is an integer number (3122460).

Almost surely, 2^53416615 is an apocalyptic number.

53416615 is a deficient number, since it is larger than the sum of its proper divisors (21522425).

53416615 is a wasteful number, since it uses less digits than its factorization.

53416615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111 (or 1104 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 53416615 is about 7308.6671151449. The cubic root of 53416615 is about 376.6102372806.

The spelling of 53416615 in words is "fifty-three million, four hundred sixteen thousand, six hundred fifteen".