53767457 has 4 divisors (see below), whose sum is σ = 53972160. Its totient is φ = 53562756.

The previous prime is 53767429. The next prime is 53767459. The reversal of 53767457 is 75476735.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53767457 - 2¹⁴ = 53751073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53767459) 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, 101957 + ... + 102482.

It is an arithmetic number, because the mean of its divisors is an integer number (13493040).

Almost surely, 2^53767457 is an apocalyptic number.

It is an amenable number.

53767457 is a deficient number, since it is larger than the sum of its proper divisors (204703).

53767457 is a wasteful number, since it uses less digits than its factorization.

53767457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204702.

The product of its digits is 617400, while the sum is 44.

The square root of 53767457 is about 7332.6296101740. The cubic root of 53767457 is about 377.4329679380.

The spelling of 53767457 in words is "fifty-three million, seven hundred sixty-seven thousand, four hundred fifty-seven".