53757429 has 8 divisors (see below), whose sum is σ = 78192672. Its totient is φ = 32580240.

The previous prime is 53757427. The next prime is 53757433. The reversal of 53757429 is 92475735.

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

It is not a de Polignac number, because 53757429 - 2¹ = 53757427 is a prime.

It is a super-2 number, since 2×53757429² = 5779722345380082, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53757421) 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, 814474 + ... + 814539.

It is an arithmetic number, because the mean of its divisors is an integer number (9774084).

Almost surely, 2^53757429 is an apocalyptic number.

It is an amenable number.

53757429 is a deficient number, since it is larger than the sum of its proper divisors (24435243).

53757429 is a wasteful number, since it uses less digits than its factorization.

53757429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629027.

The product of its digits is 264600, while the sum is 42.

The square root of 53757429 is about 7331.9457853969. The cubic root of 53757429 is about 377.4095018655.

The spelling of 53757429 in words is "fifty-three million, seven hundred fifty-seven thousand, four hundred twenty-nine".