722490300 has 432 divisors, whose sum is σ = 2786488320. Its totient is φ = 160030080.

The previous prime is 722490299. The next prime is 722490317. The reversal of 722490300 is 3094227.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 5688837 + ... + 5688963.

Almost surely, 2^722490300 is an apocalyptic number.

722490300 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 722490300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1393244160).

722490300 is an abundant number, since it is smaller than the sum of its proper divisors (2063998020).

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

722490300 is a wasteful number, since it uses less digits than its factorization.

722490300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 722490300 is about 26879.1796749826. The cubic root of 722490300 is about 897.3130974881.

The spelling of 722490300 in words is "seven hundred twenty-two million, four hundred ninety thousand, three hundred".