1890652476 has 12 divisors (see below), whose sum is σ = 4411522472. Its totient is φ = 630217488.

The previous prime is 1890652457. The next prime is 1890652487. The reversal of 1890652476 is 6742560981.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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, 78777175 + ... + 78777198.

Almost surely, 2^1890652476 is an apocalyptic number.

It is an amenable number.

1890652476 is an abundant number, since it is smaller than the sum of its proper divisors (2520869996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1890652476 is a wasteful number, since it uses less digits than its factorization.

1890652476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157554380 (or 157554378 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 48.

The square root of 1890652476 is about 43481.6337779527. The cubic root of 1890652476 is about 1236.5278508084.

The spelling of 1890652476 in words is "one billion, eight hundred ninety million, six hundred fifty-two thousand, four hundred seventy-six".