240691122 has 32 divisors (see below), whose sum is σ = 611280000. Its totient is φ = 68768784.

The previous prime is 240691111. The next prime is 240691127. The reversal of 240691122 is 221196042.

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

It is not an unprimeable number, because it can be changed into a prime (240691127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317997 + ... + 318752.

It is an arithmetic number, because the mean of its divisors is an integer number (19102500).

Almost surely, 2^240691122 is an apocalyptic number.

240691122 is an abundant number, since it is smaller than the sum of its proper divisors (370588878).

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

240691122 is a wasteful number, since it uses less digits than its factorization.

240691122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636767 (or 636761 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 240691122 is about 15514.2232161330. The cubic root of 240691122 is about 622.0424508270.

It can be divided in two parts, 2406 and 91122, that added together give a triangular number (93528 = T₄₃₂).

The spelling of 240691122 in words is "two hundred forty million, six hundred ninety-one thousand, one hundred twenty-two".