3707885 has 8 divisors (see below), whose sum is σ = 4522776. Its totient is φ = 2917440.

The previous prime is 3707867. The next prime is 3707923. The reversal of 3707885 is 5887073.

It can be written as a sum of positive squares in 4 ways, for example, as 252004 + 3455881 = 502^2 + 1859^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3707885 - 2⁸ = 3707629 is a prime.

It is a super-2 number, since 2×3707885² = 27496822346450, which contains 22 as substring.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 5774 + ... + 6383.

It is an arithmetic number, because the mean of its divisors is an integer number (565347).

Almost surely, 2^3707885 is an apocalyptic number.

It is an amenable number.

3707885 is a deficient number, since it is larger than the sum of its proper divisors (814891).

3707885 is a wasteful number, since it uses less digits than its factorization.

3707885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12223.

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 3707885 is about 1925.5869235119. The cubic root of 3707885 is about 154.7778294649. Note that the first 3 decimals are identical.

The spelling of 3707885 in words is "three million, seven hundred seven thousand, eight hundred eighty-five".