3561341738 has 4 divisors (see below), whose sum is σ = 5342012610. Its totient is φ = 1780670868.

The previous prime is 3561341737. The next prime is 3561341789. The reversal of 3561341738 is 8371431653.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2995044529 + 566297209 = 54727^2 + 23797^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3561341695 and 3561341704.

It is not an unprimeable number, because it can be changed into a prime (3561341737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 890335433 + ... + 890335436.

Almost surely, 2^3561341738 is an apocalyptic number.

3561341738 is a deficient number, since it is larger than the sum of its proper divisors (1780670872).

3561341738 is a wasteful number, since it uses less digits than its factorization.

3561341738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780670871.

The product of its digits is 181440, while the sum is 41.

The square root of 3561341738 is about 59676.9782914651. The cubic root of 3561341738 is about 1527.1131487049.

The spelling of 3561341738 in words is "three billion, five hundred sixty-one million, three hundred forty-one thousand, seven hundred thirty-eight".