3554091994 has 4 divisors (see below), whose sum is σ = 5331137994. Its totient is φ = 1777045996.

The previous prime is 3554091953. The next prime is 3554092019. The reversal of 3554091994 is 4991904553.

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., 3518031969 + 36060025 = 59313^2 + 6005^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 888522997 + ... + 888523000.

Almost surely, 2^3554091994 is an apocalyptic number.

3554091994 is a deficient number, since it is larger than the sum of its proper divisors (1777046000).

3554091994 is a wasteful number, since it uses less digits than its factorization.

3554091994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777045999.

The product of its (nonzero) digits is 874800, while the sum is 49.

The square root of 3554091994 is about 59616.2058001010. The cubic root of 3554091994 is about 1526.0762080272.

The spelling of 3554091994 in words is "three billion, five hundred fifty-four million, ninety-one thousand, nine hundred ninety-four".