352845405 has 24 divisors (see below), whose sum is σ = 667199520. Its totient is φ = 171076320.

The previous prime is 352845397. The next prime is 352845413. The reversal of 352845405 is 504548253.

352845405 is a `hidden beast` number, since 35 + 2 + 84 + 540 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (352845397) and next prime (352845413).

It is not a de Polignac number, because 352845405 - 2³ = 352845397 is a prime.

It is a super-2 number, since 2×352845405² = 248999759659228050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 352845405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 355915 + ... + 356904.

It is an arithmetic number, because the mean of its divisors is an integer number (27799980).

Almost surely, 2^352845405 is an apocalyptic number.

It is an amenable number.

352845405 is a deficient number, since it is larger than the sum of its proper divisors (314354115).

352845405 is a wasteful number, since it uses less digits than its factorization.

352845405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712841 (or 712838 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The square root of 352845405 is about 18784.1796467133. The cubic root of 352845405 is about 706.6344753887.

The spelling of 352845405 in words is "three hundred fifty-two million, eight hundred forty-five thousand, four hundred five".