7452290 has 32 divisors (see below), whose sum is σ = 14463360. Its totient is φ = 2754304.

The previous prime is 7452271. The next prime is 7452293. The reversal of 7452290 is 922547.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7452293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9659 + ... + 10401.

It is an arithmetic number, because the mean of its divisors is an integer number (451980).

Almost surely, 2^7452290 is an apocalyptic number.

7452290 is a deficient number, since it is larger than the sum of its proper divisors (7011070).

7452290 is a wasteful number, since it uses less digits than its factorization.

7452290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 7452290 is about 2729.8882761022. Note that the first 3 decimals coincide. The cubic root of 7452290 is about 195.3274358498.

The spelling of 7452290 in words is "seven million, four hundred fifty-two thousand, two hundred ninety".