7444490 has 16 divisors (see below), whose sum is σ = 13460040. Its totient is φ = 2964480.

The previous prime is 7444483. The next prime is 7444499. The reversal of 7444490 is 944447.

It can be written as a sum of positive squares in 4 ways, for example, as 7392961 + 51529 = 2719^2 + 227^2 .

It is not an unprimeable number, because it can be changed into a prime (7444499) 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, 866 + ... + 3954.

Almost surely, 2^7444490 is an apocalyptic number.

7444490 is a deficient number, since it is larger than the sum of its proper divisors (6015550).

7444490 is a wasteful number, since it uses less digits than its factorization.

7444490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3337.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 7444490 is about 2728.4592721901. The cubic root of 7444490 is about 195.2592650434.

The spelling of 7444490 in words is "seven million, four hundred forty-four thousand, four hundred ninety".