53364985 has 8 divisors (see below), whose sum is σ = 65600136. Its totient is φ = 41650560.

The previous prime is 53364967. The next prime is 53365003. The reversal of 53364985 is 58946335.

It is an interprime number because it is at equal distance from previous prime (53364967) and next prime (53365003).

It can be written as a sum of positive squares in 4 ways, for example, as 2499561 + 50865424 = 1581^2 + 7132^2 .

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

It is not a de Polignac number, because 53364985 - 2⁵ = 53364953 is a prime.

It is a Duffinian 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, 129954 + ... + 130363.

It is an arithmetic number, because the mean of its divisors is an integer number (8200017).

Almost surely, 2^53364985 is an apocalyptic number.

It is an amenable number.

53364985 is a deficient number, since it is larger than the sum of its proper divisors (12235151).

53364985 is a wasteful number, since it uses less digits than its factorization.

53364985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260363.

The product of its digits is 388800, while the sum is 43.

The square root of 53364985 is about 7305.1341534567. The cubic root of 53364985 is about 376.4888602235.

The spelling of 53364985 in words is "fifty-three million, three hundred sixty-four thousand, nine hundred eighty-five".