53263283 has 4 divisors (see below), whose sum is σ = 54502008. Its totient is φ = 52024560.

The previous prime is 53263211. The next prime is 53263297. The reversal of 53263283 is 38236235.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53263283 - 2⁸ = 53263027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53263183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 619298 + ... + 619383.

It is an arithmetic number, because the mean of its divisors is an integer number (13625502).

Almost surely, 2^53263283 is an apocalyptic number.

53263283 is a deficient number, since it is larger than the sum of its proper divisors (1238725).

53263283 is a wasteful number, since it uses less digits than its factorization.

53263283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238724.

The product of its digits is 25920, while the sum is 32.

The square root of 53263283 is about 7298.1698390761. The cubic root of 53263283 is about 376.2495396292.

The spelling of 53263283 in words is "fifty-three million, two hundred sixty-three thousand, two hundred eighty-three".