7240044406 has 16 divisors (see below), whose sum is σ = 12675580416. Its totient is φ = 3036857256.

The previous prime is 7240044391. The next prime is 7240044421. The reversal of 7240044406 is 6044400427.

It is an interprime number because it is at equal distance from previous prime (7240044391) and next prime (7240044421).

It is a congruent number.

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, 5500896 + ... + 5502211.

It is an arithmetic number, because the mean of its divisors is an integer number (792223776).

Almost surely, 2^7240044406 is an apocalyptic number.

7240044406 is a deficient number, since it is larger than the sum of its proper divisors (5435536010).

7240044406 is a wasteful number, since it uses less digits than its factorization.

7240044406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11003163.

The product of its (nonzero) digits is 21504, while the sum is 31.

The square root of 7240044406 is about 85088.4504853626. The cubic root of 7240044406 is about 1934.5520092989.

The spelling of 7240044406 in words is "seven billion, two hundred forty million, forty-four thousand, four hundred six".