53020476 has 18 divisors (see below), whose sum is σ = 134024072. Its totient is φ = 17673480.

The previous prime is 53020463. The next prime is 53020481. The reversal of 53020476 is 67402035.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×53020476² = 5622341750533152, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 736360 + ... + 736431.

Almost surely, 2^53020476 is an apocalyptic number.

It is an amenable number.

53020476 is an abundant number, since it is smaller than the sum of its proper divisors (81003596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53020476 is a wasteful number, since it uses less digits than its factorization.

53020476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472801 (or 1472796 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 53020476 is about 7281.5160509333. The cubic root of 53020476 is about 375.6769425946.

The spelling of 53020476 in words is "fifty-three million, twenty thousand, four hundred seventy-six".