53820046 has 48 divisors (see below), whose sum is σ = 101827584. Its totient is φ = 20856528.

The previous prime is 53820043. The next prime is 53820049. The reversal of 53820046 is 64002835.

It is an interprime number because it is at equal distance from previous prime (53820043) and next prime (53820049).

It is a junction number, because it is equal to n+sod(n) for n = 53819996 and 53820023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53820043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116011 + ... + 116473.

It is an arithmetic number, because the mean of its divisors is an integer number (2121408).

Almost surely, 2^53820046 is an apocalyptic number.

53820046 is a deficient number, since it is larger than the sum of its proper divisors (48007538).

53820046 is a wasteful number, since it uses less digits than its factorization.

53820046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533 (or 514 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 53820046 is about 7336.2146915150. The cubic root of 53820046 is about 377.5559813474. Note that the first 3 decimals are identical.

The spelling of 53820046 in words is "fifty-three million, eight hundred twenty thousand, forty-six".