7227490 has 8 divisors (see below), whose sum is σ = 13009500. Its totient is φ = 2890992.

The previous prime is 7227461. The next prime is 7227527. The reversal of 7227490 is 947227.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6964321 + 263169 = 2639^2 + 513^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×7227490² = 104473223400200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361365 + ... + 361384.

Almost surely, 2^7227490 is an apocalyptic number.

7227490 is a deficient number, since it is larger than the sum of its proper divisors (5782010).

7227490 is a wasteful number, since it uses less digits than its factorization.

7227490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722756.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 7227490 is about 2688.3991519118. The cubic root of 7227490 is about 193.3433176242.

The spelling of 7227490 in words is "seven million, two hundred twenty-seven thousand, four hundred ninety".