1601698408 has 32 divisors (see below), whose sum is σ = 3040947360. Its totient is φ = 790827840.

The previous prime is 1601698381. The next prime is 1601698409. The reversal of 1601698408 is 8048961061.

It is not an unprimeable number, because it can be changed into a prime (1601698409) 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, 280510 + ... + 286162.

It is an arithmetic number, because the mean of its divisors is an integer number (95029605).

Almost surely, 2^1601698408 is an apocalyptic number.

It is an amenable number.

1601698408 is a deficient number, since it is larger than the sum of its proper divisors (1439248952).

1601698408 is a wasteful number, since it uses less digits than its factorization.

1601698408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6097 (or 6093 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 1601698408 is about 40021.2244690239. The cubic root of 1601698408 is about 1170.0207968641.

The spelling of 1601698408 in words is "one billion, six hundred one million, six hundred ninety-eight thousand, four hundred eight".