351664601 has 8 divisors (see below), whose sum is σ = 373411944. Its totient is φ = 330035200.

The previous prime is 351664583. The next prime is 351664619. The reversal of 351664601 is 106466153.

It is an interprime number because it is at equal distance from previous prime (351664583) and next prime (351664619).

It can be written as a sum of positive squares in 4 ways, for example, as 68079001 + 283585600 = 8251^2 + 16840^2 .

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 351664601 - 2²⁶ = 284555737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351664681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23300 + ... + 35301.

It is an arithmetic number, because the mean of its divisors is an integer number (46676493).

Almost surely, 2^351664601 is an apocalyptic number.

It is an amenable number.

351664601 is a deficient number, since it is larger than the sum of its proper divisors (21747343).

351664601 is a wasteful number, since it uses less digits than its factorization.

351664601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58971.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 351664601 is about 18752.7224956805. The cubic root of 351664601 is about 705.8453391149.

The spelling of 351664601 in words is "three hundred fifty-one million, six hundred sixty-four thousand, six hundred one".