1941622090 has 32 divisors (see below), whose sum is σ = 3550490496. Its totient is φ = 764339520.

The previous prime is 1941622069. The next prime is 1941622093. The reversal of 1941622090 is 902261491.

It is not an unprimeable number, because it can be changed into a prime (1941622093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454404 + ... + 458656.

It is an arithmetic number, because the mean of its divisors is an integer number (110952828).

Almost surely, 2^1941622090 is an apocalyptic number.

1941622090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1941622090 is a deficient number, since it is larger than the sum of its proper divisors (1608868406).

1941622090 is a wasteful number, since it uses less digits than its factorization.

1941622090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4974.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 1941622090 is about 44063.8410717904. The cubic root of 1941622090 is about 1247.5412125292.

The spelling of 1941622090 in words is "one billion, nine hundred forty-one million, six hundred twenty-two thousand, ninety".