351890948 has 6 divisors (see below), whose sum is σ = 615809166. Its totient is φ = 175945472.

The previous prime is 351890947. The next prime is 351890983. The reversal of 351890948 is 849098153.

It can be written as a sum of positive squares in only one way, i.e., 323928004 + 27962944 = 17998^2 + 5288^2 .

It is not an unprimeable number, because it can be changed into a prime (351890941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43986365 + ... + 43986372.

It is an arithmetic number, because the mean of its divisors is an integer number (102634861).

Almost surely, 2^351890948 is an apocalyptic number.

It is an amenable number.

351890948 is a deficient number, since it is larger than the sum of its proper divisors (263918218).

351890948 is a wasteful number, since it uses less digits than its factorization.

351890948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87972741 (or 87972739 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 351890948 is about 18758.7565686002. The cubic root of 351890948 is about 705.9967444684.

The spelling of 351890948 in words is "three hundred fifty-one million, eight hundred ninety thousand, nine hundred forty-eight".