2957749898 has 4 divisors (see below), whose sum is σ = 4436624850. Its totient is φ = 1478874948.

The previous prime is 2957749871. The next prime is 2957749901. The reversal of 2957749898 is 8989477592.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1851322729 + 1106427169 = 43027^2 + 33263^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739437473 + ... + 739437476.

Almost surely, 2^2957749898 is an apocalyptic number.

2957749898 is a deficient number, since it is larger than the sum of its proper divisors (1478874952).

2957749898 is a wasteful number, since it uses less digits than its factorization.

2957749898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478874951.

The product of its digits is 91445760, while the sum is 68.

The square root of 2957749898 is about 54385.1992549444. The cubic root of 2957749898 is about 1435.4469582640.

The spelling of 2957749898 in words is "two billion, nine hundred fifty-seven million, seven hundred forty-nine thousand, eight hundred ninety-eight".