240274072 has 16 divisors (see below), whose sum is σ = 450822240. Its totient is φ = 120054816.

The previous prime is 240274049. The next prime is 240274079. The reversal of 240274072 is 270472042.

It is a super-2 number, since 2×240274072² = 115463259350922368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 240274072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240274079) 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, 3178 + ... + 22150.

It is an arithmetic number, because the mean of its divisors is an integer number (28176390).

Almost surely, 2^240274072 is an apocalyptic number.

It is an amenable number.

240274072 is a deficient number, since it is larger than the sum of its proper divisors (210548168).

240274072 is a wasteful number, since it uses less digits than its factorization.

240274072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20562 (or 20558 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 28.

The square root of 240274072 is about 15500.7764966791. The cubic root of 240274072 is about 621.6829682643.

The spelling of 240274072 in words is "two hundred forty million, two hundred seventy-four thousand, seventy-two".