3581380954 has 16 divisors (see below), whose sum is σ = 5449510440. Its totient is φ = 1765048320.

The previous prime is 3581380951. The next prime is 3581380961. The reversal of 3581380954 is 4590831853.

It can be written as a sum of positive squares in 4 ways, for example, as 3476871225 + 104509729 = 58965^2 + 10223^2 .

It is not an unprimeable number, because it can be changed into a prime (3581380951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487 + ... + 84634.

Almost surely, 2^3581380954 is an apocalyptic number.

3581380954 is a deficient number, since it is larger than the sum of its proper divisors (1868129486).

3581380954 is a wasteful number, since it uses less digits than its factorization.

3581380954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85425.

The product of its (nonzero) digits is 518400, while the sum is 46.

The square root of 3581380954 is about 59844.6401442936. The cubic root of 3581380954 is about 1529.9720834469.

The spelling of 3581380954 in words is "three billion, five hundred eighty-one million, three hundred eighty thousand, nine hundred fifty-four".