3802557 has 16 divisors (see below), whose sum is σ = 5624640. Its totient is φ = 2265600.

The previous prime is 3802541. The next prime is 3802583. The reversal of 3802557 is 7552083.

It is a happy number.

It is not a de Polignac number, because 3802557 - 2⁴ = 3802541 is a prime.

3802557 is a lucky number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3802957) 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, 1069 + ... + 2957.

It is an arithmetic number, because the mean of its divisors is an integer number (351540).

Almost surely, 2^3802557 is an apocalyptic number.

It is an amenable number.

3802557 is a deficient number, since it is larger than the sum of its proper divisors (1822083).

3802557 is a wasteful number, since it uses less digits than its factorization.

3802557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1964.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 3802557 is about 1950.0146153298. The cubic root of 3802557 is about 156.0840687567.

The spelling of 3802557 in words is "three million, eight hundred two thousand, five hundred fifty-seven".