3564737 has 4 divisors (see below), whose sum is σ = 3888816. Its totient is φ = 3240660.

The previous prime is 3564733. The next prime is 3564739. The reversal of 3564737 is 7374653.

It is a happy number.

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 not a de Polignac number, because 3564737 - 2² = 3564733 is a prime.

It is a d-powerful number, because it can be written as 3 + 5⁹ + 6³ + 4⁷ + 7³ + 3¹³ + 7³ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3564697 and 3564706.

It is not an unprimeable number, because it can be changed into a prime (3564733) 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, 162023 + ... + 162044.

It is an arithmetic number, because the mean of its divisors is an integer number (972204).

Almost surely, 2^3564737 is an apocalyptic number.

It is an amenable number.

3564737 is a deficient number, since it is larger than the sum of its proper divisors (324079).

3564737 is a wasteful number, since it uses less digits than its factorization.

3564737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324078.

The product of its digits is 52920, while the sum is 35.

The square root of 3564737 is about 1888.0511115963. The cubic root of 3564737 is about 152.7598293797.

The spelling of 3564737 in words is "three million, five hundred sixty-four thousand, seven hundred thirty-seven".