345369792 has 28 divisors (see below), whose sum is σ = 913791416. Its totient is φ = 115123200.

The previous prime is 345369749. The next prime is 345369793. The reversal of 345369792 is 297963543.

It is a happy number.

It is a super-2 number, since 2×345369792² = 238560586452246528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345369793) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 899209 + ... + 899592.

Almost surely, 2^345369792 is an apocalyptic number.

345369792 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

345369792 is an abundant number, since it is smaller than the sum of its proper divisors (568421624).

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

345369792 is a wasteful number, since it uses less digits than its factorization.

345369792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798816 (or 1798806 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 48.

The square root of 345369792 is about 18584.1274210010. The cubic root of 345369792 is about 701.6084049046.

The spelling of 345369792 in words is "three hundred forty-five million, three hundred sixty-nine thousand, seven hundred ninety-two".