342023100 has 72 divisors (see below), whose sum is σ = 1023736560. Its totient is φ = 88058880.

The previous prime is 342023069. The next prime is 342023111. The reversal of 342023100 is 1320243.

It is a super-2 number, since 2×342023100² = 233959601867220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 342023100.

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, 10957 + ... + 28356.

Almost surely, 2^342023100 is an apocalyptic number.

342023100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

342023100 is an abundant number, since it is smaller than the sum of its proper divisors (681713460).

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

342023100 is a wasteful number, since it uses less digits than its factorization.

342023100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39359 (or 39352 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 342023100 is about 18493.8665508325. The cubic root of 342023100 is about 699.3348102666.

Adding to 342023100 its reverse (1320243), we get a palindrome (343343343).

The spelling of 342023100 in words is "three hundred forty-two million, twenty-three thousand, one hundred".