53229420 has 48 divisors (see below), whose sum is σ = 165604320. Its totient is φ = 14194368.

The previous prime is 53229419. The next prime is 53229467. The reversal of 53229420 is 2492235.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48747 + ... + 49826.

It is an arithmetic number, because the mean of its divisors is an integer number (3450090).

Almost surely, 2^53229420 is an apocalyptic number.

It is an amenable number.

53229420 is an abundant number, since it is smaller than the sum of its proper divisors (112374900).

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

53229420 is a wasteful number, since it uses less digits than its factorization.

53229420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98591 (or 98583 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 53229420 is about 7295.8495050268. The cubic root of 53229420 is about 376.1697871338.

The spelling of 53229420 in words is "fifty-three million, two hundred twenty-nine thousand, four hundred twenty".