240102490 has 8 divisors (see below), whose sum is σ = 432184500. Its totient is φ = 96040992.

The previous prime is 240102479. The next prime is 240102491. The reversal of 240102490 is 94201042.

It can be written as a sum of positive squares in 2 ways, for example, as 212255761 + 27846729 = 14569^2 + 5277^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (240102491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12005115 + ... + 12005134.

Almost surely, 2^240102490 is an apocalyptic number.

240102490 is a deficient number, since it is larger than the sum of its proper divisors (192082010).

240102490 is a wasteful number, since it uses less digits than its factorization.

240102490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24010256.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 240102490 is about 15495.2408822838. The cubic root of 240102490 is about 621.5349497848.

The spelling of 240102490 in words is "two hundred forty million, one hundred two thousand, four hundred ninety".