7449090 has 32 divisors (see below), whose sum is σ = 19503936. Its totient is φ = 1805760.

The previous prime is 7449067. The next prime is 7449103. The reversal of 7449090 is 909447.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10957 + ... + 11616.

It is an arithmetic number, because the mean of its divisors is an integer number (609498).

Almost surely, 2^7449090 is an apocalyptic number.

7449090 is an abundant number, since it is smaller than the sum of its proper divisors (12054846).

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

7449090 is a wasteful number, since it uses less digits than its factorization.

7449090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22594.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 7449090 is about 2729.3021085985. The cubic root of 7449090 is about 195.2994740966.

The spelling of 7449090 in words is "seven million, four hundred forty-nine thousand, ninety".