913225000 has 48 divisors (see below), whose sum is σ = 2140292700. Its totient is φ = 365280000.

The previous prime is 913224979. The next prime is 913225003. The reversal of 913225000 is 522319.

It can be written as a sum of positive squares in 6 ways, for example, as 41912676 + 871312324 = 6474^2 + 29518^2 .

It is not an unprimeable number, because it can be changed into a prime (913225003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6736 + ... + 43264.

Almost surely, 2^913225000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 913225000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1070146350).

913225000 is an abundant number, since it is smaller than the sum of its proper divisors (1227067700).

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

913225000 is an equidigital number, since it uses as much as digits as its factorization.

913225000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36560 (or 36536 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 913225000 is about 30219.6128366993. The cubic root of 913225000 is about 970.1955180328.

Adding to 913225000 its reverse (522319), we get a palindrome (913747319).

The spelling of 913225000 in words is "nine hundred thirteen million, two hundred twenty-five thousand".