3561494 has 8 divisors (see below), whose sum is σ = 5443200. Its totient is φ = 1747096.

The previous prime is 3561479. The next prime is 3561499. The reversal of 3561494 is 4941653.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3561494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561499) 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, 16694 + ... + 16905.

It is an arithmetic number, because the mean of its divisors is an integer number (680400).

Almost surely, 2^3561494 is an apocalyptic number.

3561494 is a deficient number, since it is larger than the sum of its proper divisors (1881706).

3561494 is a wasteful number, since it uses less digits than its factorization.

3561494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33654.

The product of its digits is 12960, while the sum is 32.

The square root of 3561494 is about 1887.1920940911. The cubic root of 3561494 is about 152.7134911850.

The spelling of 3561494 in words is "three million, five hundred sixty-one thousand, four hundred ninety-four".