1994576355 has 48 divisors (see below), whose sum is σ = 3583550880. Its totient is φ = 1025063424.

The previous prime is 1994576347. The next prime is 1994576369. The reversal of 1994576355 is 5536754991.

1994576355 is a `hidden beast` number, since 19 + 9 + 4 + 576 + 3 + 55 = 666.

It is not a de Polignac number, because 1994576355 - 2³ = 1994576347 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 837927 + ... + 840303.

It is an arithmetic number, because the mean of its divisors is an integer number (74657310).

Almost surely, 2^1994576355 is an apocalyptic number.

1994576355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1994576355 is a deficient number, since it is larger than the sum of its proper divisors (1588974525).

1994576355 is a wasteful number, since it uses less digits than its factorization.

1994576355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060 (or 3057 counting only the distinct ones).

The product of its digits is 5103000, while the sum is 54.

The square root of 1994576355 is about 44660.6801896254. The cubic root of 1994576355 is about 1258.7811247644.

The spelling of 1994576355 in words is "one billion, nine hundred ninety-four million, five hundred seventy-six thousand, three hundred fifty-five".