351736961 has 4 divisors (see below), whose sum is σ = 352882992. Its totient is φ = 350590932.

The previous prime is 351736939. The next prime is 351736967. The reversal of 351736961 is 169637153.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-351736961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (351736967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572555 + ... + 573168.

It is an arithmetic number, because the mean of its divisors is an integer number (88220748).

Almost surely, 2^351736961 is an apocalyptic number.

It is an amenable number.

351736961 is a deficient number, since it is larger than the sum of its proper divisors (1146031).

351736961 is a wasteful number, since it uses less digits than its factorization.

351736961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146030.

The product of its digits is 102060, while the sum is 41.

The square root of 351736961 is about 18754.6517163076. The cubic root of 351736961 is about 705.8937483717.

The spelling of 351736961 in words is "three hundred fifty-one million, seven hundred thirty-six thousand, nine hundred sixty-one".