346046421 has 16 divisors (see below), whose sum is σ = 529417728. Its totient is φ = 196950000.

The previous prime is 346046419. The next prime is 346046429. The reversal of 346046421 is 124640643.

It is not a de Polignac number, because 346046421 - 2¹ = 346046419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346046429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27555 + ... + 38096.

It is an arithmetic number, because the mean of its divisors is an integer number (33088608).

Almost surely, 2^346046421 is an apocalyptic number.

It is an amenable number.

346046421 is a deficient number, since it is larger than the sum of its proper divisors (183371307).

346046421 is a wasteful number, since it uses less digits than its factorization.

346046421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65912.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 346046421 is about 18602.3230000987. The cubic root of 346046421 is about 702.0662898740.

The spelling of 346046421 in words is "three hundred forty-six million, forty-six thousand, four hundred twenty-one".