240053420 has 24 divisors (see below), whose sum is σ = 506084544. Its totient is φ = 95645696.

The previous prime is 240053399. The next prime is 240053519. The reversal of 240053420 is 24350042.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 240053392 and 240053401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18212 + ... + 28491.

It is an arithmetic number, because the mean of its divisors is an integer number (21086856).

Almost surely, 2^240053420 is an apocalyptic number.

240053420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240053420 is an abundant number, since it is smaller than the sum of its proper divisors (266031124).

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

240053420 is a wasteful number, since it uses less digits than its factorization.

240053420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46969 (or 46967 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 240053420 is about 15493.6574119864. The cubic root of 240053420 is about 621.4926056482.

The spelling of 240053420 in words is "two hundred forty million, fifty-three thousand, four hundred twenty".