345214546 has 48 divisors (see below), whose sum is σ = 572935680. Its totient is φ = 155866880.

The previous prime is 345214501. The next prime is 345214627. The reversal of 345214546 is 645412543.

345214546 = 396² + 397² + ... + 1031².

It is a super-2 number, since 2×345214546² = 238346165539972232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1807311 + ... + 1807501.

It is an arithmetic number, because the mean of its divisors is an integer number (11936160).

Almost surely, 2^345214546 is an apocalyptic number.

345214546 is a deficient number, since it is larger than the sum of its proper divisors (227721134).

345214546 is a wasteful number, since it uses less digits than its factorization.

345214546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339 (or 322 counting only the distinct ones).

The product of its digits is 57600, while the sum is 34.

The square root of 345214546 is about 18579.9501075756. The cubic root of 345214546 is about 701.5032632802.

The spelling of 345214546 in words is "three hundred forty-five million, two hundred fourteen thousand, five hundred forty-six".