346420424 has 32 divisors (see below), whose sum is σ = 785998080. Its totient is φ = 139732224.

The previous prime is 346420423. The next prime is 346420429. The reversal of 346420424 is 424024643.

It is a super-2 number, since 2×346420424² = 240014220328679552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (346420423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180992 + ... + 182895.

It is an arithmetic number, because the mean of its divisors is an integer number (24562440).

Almost surely, 2^346420424 is an apocalyptic number.

346420424 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

346420424 is an abundant number, since it is smaller than the sum of its proper divisors (439577656).

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

346420424 is a wasteful number, since it uses less digits than its factorization.

346420424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363917 (or 363913 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 346420424 is about 18612.3728739782. The cubic root of 346420424 is about 702.3191272040.

The spelling of 346420424 in words is "three hundred forty-six million, four hundred twenty thousand, four hundred twenty-four".