1601944092 has 36 divisors (see below), whose sum is σ = 4627839216. Its totient is φ = 457698240.

The previous prime is 1601944063. The next prime is 1601944109. The reversal of 1601944092 is 2904491061.

It is a happy number.

1601944092 is a `hidden beast` number, since 1 + 60 + 194 + 409 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3178209 + ... + 3178712.

Almost surely, 2^1601944092 is an apocalyptic number.

1601944092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1601944092 is an abundant number, since it is smaller than the sum of its proper divisors (3025895124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1601944092 is a wasteful number, since it uses less digits than its factorization.

1601944092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6356938 (or 6356933 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 1601944092 is about 40024.2937726576. The cubic root of 1601944092 is about 1170.0806168427.

The spelling of 1601944092 in words is "one billion, six hundred one million, nine hundred forty-four thousand, ninety-two".