3913537 has 4 divisors (see below), whose sum is σ = 3972016. Its totient is φ = 3855060.

The previous prime is 3913531. The next prime is 3913541. The reversal of 3913537 is 7353193.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3913537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3913499 and 3913508.

It is not an unprimeable number, because it can be changed into a prime (3913531) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 29139 + ... + 29272.

It is an arithmetic number, because the mean of its divisors is an integer number (993004).

Almost surely, 2^3913537 is an apocalyptic number.

It is an amenable number.

3913537 is a deficient number, since it is larger than the sum of its proper divisors (58479).

3913537 is an equidigital number, since it uses as much as digits as its factorization.

3913537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58478.

The product of its digits is 8505, while the sum is 31.

The square root of 3913537 is about 1978.2661600503. The cubic root of 3913537 is about 157.5880015473.

The spelling of 3913537 in words is "three million, nine hundred thirteen thousand, five hundred thirty-seven".