3561898 has 8 divisors (see below), whose sum is σ = 5353920. Its totient is φ = 1777260.

The previous prime is 3561893. The next prime is 3561907. The reversal of 3561898 is 8981653.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3561898.

It is not an unprimeable number, because it can be changed into a prime (3561893) 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, 418 + ... + 2701.

It is an arithmetic number, because the mean of its divisors is an integer number (669240).

Almost surely, 2^3561898 is an apocalyptic number.

3561898 is a deficient number, since it is larger than the sum of its proper divisors (1792022).

3561898 is a wasteful number, since it uses less digits than its factorization.

3561898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3692.

The product of its digits is 51840, while the sum is 40.

The square root of 3561898 is about 1887.2991283843. The cubic root of 3561898 is about 152.7192653458.

The spelling of 3561898 in words is "three million, five hundred sixty-one thousand, eight hundred ninety-eight".