3661022403 has 24 divisors (see below), whose sum is σ = 5656957488. Its totient is φ = 2273421312.

The previous prime is 3661022333. The next prime is 3661022413. The reversal of 3661022403 is 3042201663.

3661022403 is a `hidden beast` number, since 3 + 6 + 610 + 2 + 2 + 40 + 3 = 666.

3661022403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3661022403 - 2¹⁰ = 3661021379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3661022413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108501 + ... + 138182.

It is an arithmetic number, because the mean of its divisors is an integer number (235706562).

Almost surely, 2^3661022403 is an apocalyptic number.

3661022403 is a deficient number, since it is larger than the sum of its proper divisors (1995935085).

3661022403 is a wasteful number, since it uses less digits than its factorization.

3661022403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246803 (or 246800 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 3661022403 is about 60506.3831591345. The cubic root of 3661022403 is about 1541.2300291238.

The spelling of 3661022403 in words is "three billion, six hundred sixty-one million, twenty-two thousand, four hundred three".