3894492501 has 16 divisors (see below), whose sum is σ = 5822555200. Its totient is φ = 2572506864.

The previous prime is 3894492493. The next prime is 3894492517. The reversal of 3894492501 is 1052944983.

It is not a de Polignac number, because 3894492501 - 2³ = 3894492493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3894492541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 658711 + ... + 664596.

It is an arithmetic number, because the mean of its divisors is an integer number (363909700).

Almost surely, 2^3894492501 is an apocalyptic number.

It is an amenable number.

3894492501 is a deficient number, since it is larger than the sum of its proper divisors (1928062699).

3894492501 is a wasteful number, since it uses less digits than its factorization.

3894492501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323425 (or 1323419 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 3894492501 is about 62405.8691230240. The cubic root of 3894492501 is about 1573.3196155270.

The spelling of 3894492501 in words is "three billion, eight hundred ninety-four million, four hundred ninety-two thousand, five hundred one".