53526457 has 8 divisors (see below), whose sum is σ = 55074312. Its totient is φ = 51984000.

The previous prime is 53526433. The next prime is 53526461. The reversal of 53526457 is 75462535.

It can be written as a sum of positive squares in 4 ways, for example, as 2601 + 53523856 = 51^2 + 7316^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 53526457 - 2¹¹ = 53524409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53526757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27207 + ... + 29107.

It is an arithmetic number, because the mean of its divisors is an integer number (6884289).

Almost surely, 2^53526457 is an apocalyptic number.

It is an amenable number.

53526457 is a deficient number, since it is larger than the sum of its proper divisors (1547855).

53526457 is a wasteful number, since it uses less digits than its factorization.

53526457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2699.

The product of its digits is 126000, while the sum is 37.

The square root of 53526457 is about 7316.1777589121. The cubic root of 53526457 is about 376.8682050741.

The spelling of 53526457 in words is "fifty-three million, five hundred twenty-six thousand, four hundred fifty-seven".