7402266 has 28 divisors (see below), whose sum is σ = 16650762. Its totient is φ = 2466936.

The previous prime is 7402253. The next prime is 7402303. The reversal of 7402266 is 6622047.

It can be written as a sum of positive squares in only one way, i.e., 4322241 + 3080025 = 2079^2 + 1755^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 1081 + ... + 3996.

Almost surely, 2^7402266 is an apocalyptic number.

7402266 is an abundant number, since it is smaller than the sum of its proper divisors (9248496).

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

7402266 is an equidigital number, since it uses as much as digits as its factorization.

7402266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5097 (or 5082 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 7402266 is about 2720.7105689507. The cubic root of 7402266 is about 194.8894047428.

It can be divided in two parts, 74022 and 66, that added together give a cube (74088 = 42³).

The spelling of 7402266 in words is "seven million, four hundred two thousand, two hundred sixty-six".