3649764290 has 8 divisors (see below), whose sum is σ = 6569575740. Its totient is φ = 1459905712.

The previous prime is 3649764233. The next prime is 3649764331. The reversal of 3649764290 is 924679463.

It can be written as a sum of positive squares in 2 ways, for example, as 3649005649 + 758641 = 60407^2 + 871^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182488205 + ... + 182488224.

Almost surely, 2^3649764290 is an apocalyptic number.

3649764290 is a deficient number, since it is larger than the sum of its proper divisors (2919811450).

3649764290 is a wasteful number, since it uses less digits than its factorization.

3649764290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364976436.

The product of its (nonzero) digits is 1959552, while the sum is 50.

The square root of 3649764290 is about 60413.2790866379. The cubic root of 3649764290 is about 1539.6485803526.

The spelling of 3649764290 in words is "three billion, six hundred forty-nine million, seven hundred sixty-four thousand, two hundred ninety".