7487226 has 12 divisors (see below), whose sum is σ = 16222362. Its totient is φ = 2495736.

The previous prime is 7487189. The next prime is 7487243. The reversal of 7487226 is 6227847.

It can be written as a sum of positive squares in only one way, i.e., 6275025 + 1212201 = 2505^2 + 1101^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 207961 + ... + 207996.

Almost surely, 2^7487226 is an apocalyptic number.

7487226 is an abundant number, since it is smaller than the sum of its proper divisors (8735136).

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

7487226 is a wasteful number, since it uses less digits than its factorization.

7487226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415965 (or 415962 counting only the distinct ones).

The product of its digits is 37632, while the sum is 36.

The square root of 7487226 is about 2736.2795909775. The cubic root of 7487226 is about 195.6321888637.

The spelling of 7487226 in words is "seven million, four hundred eighty-seven thousand, two hundred twenty-six".