346639061 has 8 divisors (see below), whose sum is σ = 369230400. Its totient is φ = 324292288.

The previous prime is 346639057. The next prime is 346639099. The reversal of 346639061 is 160936643.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 346639061 - 2² = 346639057 is a prime.

It is a super-2 number, since 2×346639061² = 240317277221923442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346632061) 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, 58211 + ... + 63888.

It is an arithmetic number, because the mean of its divisors is an integer number (46153800).

Almost surely, 2^346639061 is an apocalyptic number.

It is an amenable number.

346639061 is a deficient number, since it is larger than the sum of its proper divisors (22591339).

346639061 is a wasteful number, since it uses less digits than its factorization.

346639061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122283.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 346639061 is about 18618.2453791973. The cubic root of 346639061 is about 702.4668481462.

The spelling of 346639061 in words is "three hundred forty-six million, six hundred thirty-nine thousand, sixty-one".