3537540 has 48 divisors (see below), whose sum is σ = 11007360. Its totient is φ = 943200.

The previous prime is 3537517. The next prime is 3537551. The reversal of 3537540 is 457353.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2736 + ... + 3815.

It is an arithmetic number, because the mean of its divisors is an integer number (229320).

Almost surely, 2^3537540 is an apocalyptic number.

3537540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3537540 is an abundant number, since it is smaller than the sum of its proper divisors (7469820).

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

3537540 is a wasteful number, since it uses less digits than its factorization.

3537540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6569 (or 6561 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 3537540 is about 1880.8349209859. The cubic root of 3537540 is about 152.3703457709.

The spelling of 3537540 in words is "three million, five hundred thirty-seven thousand, five hundred forty".