1601194398 has 32 divisors (see below), whose sum is σ = 3231626112. Its totient is φ = 528871200.

The previous prime is 1601194373. The next prime is 1601194403. The reversal of 1601194398 is 8934911061.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 795213 + ... + 797223.

It is an arithmetic number, because the mean of its divisors is an integer number (100988316).

Almost surely, 2^1601194398 is an apocalyptic number.

1601194398 is an abundant number, since it is smaller than the sum of its proper divisors (1630431714).

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

1601194398 is a wasteful number, since it uses less digits than its factorization.

1601194398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160.

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 1601194398 is about 40014.9271897376. The cubic root of 1601194398 is about 1169.8980596405.

The spelling of 1601194398 in words is "one billion, six hundred one million, one hundred ninety-four thousand, three hundred ninety-eight".