352449390 has 16 divisors (see below), whose sum is σ = 845878608. Its totient is φ = 93986496.

The previous prime is 352449379. The next prime is 352449397. The reversal of 352449390 is 93944253.

It is a super-2 number, since 2×352449390² = 248441145022744200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352449397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5874127 + ... + 5874186.

It is an arithmetic number, because the mean of its divisors is an integer number (52867413).

Almost surely, 2^352449390 is an apocalyptic number.

352449390 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

352449390 is an abundant number, since it is smaller than the sum of its proper divisors (493429218).

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

352449390 is a wasteful number, since it uses less digits than its factorization.

352449390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11748323.

The product of its (nonzero) digits is 116640, while the sum is 39.

The square root of 352449390 is about 18773.6355030133. The cubic root of 352449390 is about 706.3700133846.

The spelling of 352449390 in words is "three hundred fifty-two million, four hundred forty-nine thousand, three hundred ninety".