161002446 has 32 divisors (see below), whose sum is σ = 357913728. Its totient is φ = 47867040.

The previous prime is 161002433. The next prime is 161002459. The reversal of 161002446 is 644200161.

It is an interprime number because it is at equal distance from previous prime (161002433) and next prime (161002459).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19516 + ... + 26511.

It is an arithmetic number, because the mean of its divisors is an integer number (11184804).

Almost surely, 2^161002446 is an apocalyptic number.

161002446 is an abundant number, since it is smaller than the sum of its proper divisors (196911282).

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

161002446 is a wasteful number, since it uses less digits than its factorization.

161002446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46096.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 161002446 is about 12688.6739259861. The cubic root of 161002446 is about 544.0149375043.

The spelling of 161002446 in words is "one hundred sixty-one million, two thousand, four hundred forty-six".