652322290 has 32 divisors (see below), whose sum is σ = 1205357760. Its totient is φ = 254084544.

The previous prime is 652322287. The next prime is 652322291. The reversal of 652322290 is 92223256.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (652322291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57964 + ... + 68296.

It is an arithmetic number, because the mean of its divisors is an integer number (37667430).

Almost surely, 2^652322290 is an apocalyptic number.

652322290 is a deficient number, since it is larger than the sum of its proper divisors (553035470).

652322290 is a wasteful number, since it uses less digits than its factorization.

652322290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10506.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 652322290 is about 25540.6008151727. The cubic root of 652322290 is about 867.2694988977.

The spelling of 652322290 in words is "six hundred fifty-two million, three hundred twenty-two thousand, two hundred ninety".