3857652633 has 4 divisors (see below), whose sum is σ = 5143536848. Its totient is φ = 2571768420.

The previous prime is 3857652629. The next prime is 3857652641. The reversal of 3857652633 is 3362567583.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3857652633 - 2² = 3857652629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3857652613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 642942103 + ... + 642942108.

It is an arithmetic number, because the mean of its divisors is an integer number (1285884212).

Almost surely, 2^3857652633 is an apocalyptic number.

It is an amenable number.

3857652633 is a deficient number, since it is larger than the sum of its proper divisors (1285884215).

3857652633 is a wasteful number, since it uses less digits than its factorization.

3857652633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285884214.

The product of its digits is 2721600, while the sum is 48.

The square root of 3857652633 is about 62110.0042907743. The cubic root of 3857652633 is about 1568.3429625215.

The spelling of 3857652633 in words is "three billion, eight hundred fifty-seven million, six hundred fifty-two thousand, six hundred thirty-three".