345650432 has 72 divisors (see below), whose sum is σ = 732160800. Its totient is φ = 162404352.

The previous prime is 345650353. The next prime is 345650441. The reversal of 345650432 is 234056543.

It is a super-2 number, since 2×345650432² = 238948442283573248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 870458 + ... + 870854.

It is an arithmetic number, because the mean of its divisors is an integer number (10168900).

Almost surely, 2^345650432 is an apocalyptic number.

345650432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345650432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366080400).

345650432 is an abundant number, since it is smaller than the sum of its proper divisors (386510368).

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

345650432 is a wasteful number, since it uses less digits than its factorization.

345650432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611 (or 597 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 345650432 is about 18591.6764171497. The cubic root of 345650432 is about 701.7983907105.

The spelling of 345650432 in words is "three hundred forty-five million, six hundred fifty thousand, four hundred thirty-two".