240464690 has 16 divisors (see below), whose sum is σ = 442046592. Its totient is φ = 94139184.

The previous prime is 240464687. The next prime is 240464699. The reversal of 240464690 is 96464042.

240464690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×240464690² = 115646534273592200, which contains 22 as substring.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 240464690.

It is not an unprimeable number, because it can be changed into a prime (240464699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255344 + ... + 256283.

It is an arithmetic number, because the mean of its divisors is an integer number (27627912).

Almost surely, 2^240464690 is an apocalyptic number.

240464690 is a deficient number, since it is larger than the sum of its proper divisors (201581902).

240464690 is a wasteful number, since it uses less digits than its factorization.

240464690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511681.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 240464690 is about 15506.9239373900. The cubic root of 240464690 is about 621.8473259067.

The spelling of 240464690 in words is "two hundred forty million, four hundred sixty-four thousand, six hundred ninety".