45197226 has 36 divisors (see below), whose sum is σ = 99352422. Its totient is φ = 14849472.

The previous prime is 45197189. The next prime is 45197249. The reversal of 45197226 is 62279154.

It can be written as a sum of positive squares in 3 ways, for example, as 13286025 + 31911201 = 3645^2 + 5649^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 142420 + ... + 142736.

Almost surely, 2^45197226 is an apocalyptic number.

45197226 is an abundant number, since it is smaller than the sum of its proper divisors (54155196).

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

45197226 is a wasteful number, since it uses less digits than its factorization.

45197226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503 (or 411 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 45197226 is about 6722.8882186156. Note that the first 3 decimals coincide. The cubic root of 45197226 is about 356.2082115342.

The spelling of 45197226 in words is "forty-five million, one hundred ninety-seven thousand, two hundred twenty-six".