2904532690 has 48 divisors (see below), whose sum is σ = 5555566296. Its totient is φ = 1092960000.

The previous prime is 2904532661. The next prime is 2904532691. The reversal of 2904532690 is 962354092.

It can be written as a sum of positive squares in 4 ways, for example, as 1008888169 + 1895644521 = 31763^2 + 43539^2 .

It is a super-2 number, since 2×2904532690² = 16872620294557272200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2904532691) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 318190 + ... + 327190.

Almost surely, 2^2904532690 is an apocalyptic number.

2904532690 is a deficient number, since it is larger than the sum of its proper divisors (2651033606).

2904532690 is a wasteful number, since it uses less digits than its factorization.

2904532690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9115 (or 9092 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 2904532690 is about 53893.7166096383. The cubic root of 2904532690 is about 1426.7857272338.

The spelling of 2904532690 in words is "two billion, nine hundred four million, five hundred thirty-two thousand, six hundred ninety".