342399960 has 320 divisors, whose sum is σ = 1360465920. Its totient is φ = 75582720.

The previous prime is 342399947. The next prime is 342399973. The reversal of 342399960 is 69993243.

342399960 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (342399947) and next prime (342399973).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 702837 + ... + 703323.

It is an arithmetic number, because the mean of its divisors is an integer number (4251456).

Almost surely, 2^342399960 is an apocalyptic number.

342399960 is a gapful number since it is divisible by the number (30) 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 342399960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (680232960).

342399960 is an abundant number, since it is smaller than the sum of its proper divisors (1018065960).

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

342399960 is a wasteful number, since it uses less digits than its factorization.

342399960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548 (or 535 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 45.

The square root of 342399960 is about 18504.0525291083. The cubic root of 342399960 is about 699.5915712644.

The spelling of 342399960 in words is "three hundred forty-two million, three hundred ninety-nine thousand, nine hundred sixty".