342216448 has 162 divisors, whose sum is σ = 861312984. Its totient is φ = 132903936.

The previous prime is 342216421. The next prime is 342216449. The reversal of 342216448 is 844612243.

It is a super-2 number, since 2×342216448² = 234224194563473408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342216449) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 14878965 + ... + 14878987.

Almost surely, 2^342216448 is an apocalyptic number.

342216448 is a gapful number since it is divisible by the number (38) 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 342216448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (430656492).

342216448 is an abundant number, since it is smaller than the sum of its proper divisors (519096536).

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

342216448 is an equidigital number, since it uses as much as digits as its factorization.

342216448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 51 counting only the distinct ones).

The product of its digits is 36864, while the sum is 34.

The square root of 342216448 is about 18499.0931669636. The cubic root of 342216448 is about 699.4665650277.

The spelling of 342216448 in words is "three hundred forty-two million, two hundred sixteen thousand, four hundred forty-eight".