3731504 has 20 divisors (see below), whose sum is σ = 8262864. Its totient is φ = 1599168.

The previous prime is 3731491. The next prime is 3731509. The reversal of 3731504 is 4051373.

It is a happy number.

It is a super-3 number, since 3×3731504³ (a number of 21 digits) contains 333 as substring.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 3731504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3731509) 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, 16547 + ... + 16770.

Almost surely, 2^3731504 is an apocalyptic number.

It is an amenable number.

3731504 is an abundant number, since it is smaller than the sum of its proper divisors (4531360).

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

3731504 is a wasteful number, since it uses less digits than its factorization.

3731504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33332 (or 33326 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 3731504 is about 1931.7101231810. The cubic root of 3731504 is about 155.1057758744.

Adding to 3731504 its reverse (4051373), we get a palindrome (7782877).

The spelling of 3731504 in words is "three million, seven hundred thirty-one thousand, five hundred four".