352292490 has 160 divisors (see below), whose sum is σ = 1088303040. Its totient is φ = 80870400.

The previous prime is 352292483. The next prime is 352292519. The reversal of 352292490 is 94292253.

352292490 is a `hidden beast` number, since 3 + 522 + 92 + 49 + 0 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 168250 + ... + 170330.

It is an arithmetic number, because the mean of its divisors is an integer number (6801894).

Almost surely, 2^352292490 is an apocalyptic number.

352292490 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 352292490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (544151520).

352292490 is an abundant number, since it is smaller than the sum of its proper divisors (736010550).

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

352292490 is a wasteful number, since it uses less digits than its factorization.

352292490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130 (or 2121 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 352292490 is about 18769.4563053915. The cubic root of 352292490 is about 706.2651795103.

The spelling of 352292490 in words is "three hundred fifty-two million, two hundred ninety-two thousand, four hundred ninety".