53298240 has 112 divisors (see below), whose sum is σ = 172272960. Its totient is φ = 13957120.

The previous prime is 53298227. The next prime is 53298251. The reversal of 53298240 is 4289235.

It is a happy number.

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, 56170 + ... + 57110.

Almost surely, 2^53298240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53298240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86136480).

53298240 is an abundant number, since it is smaller than the sum of its proper divisors (118974720).

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

53298240 is a wasteful number, since it uses less digits than its factorization.

53298240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020 (or 1010 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 53298240 is about 7300.5643617463. The cubic root of 53298240 is about 376.3318332100.

The spelling of 53298240 in words is "fifty-three million, two hundred ninety-eight thousand, two hundred forty".