161062260 has 24 divisors (see below), whose sum is σ = 450974496. Its totient is φ = 42949920.

The previous prime is 161062249. The next prime is 161062303. The reversal of 161062260 is 62260161.

It is a self number, because there is not a number n which added to its sum of digits gives 161062260.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1342126 + ... + 1342245.

It is an arithmetic number, because the mean of its divisors is an integer number (18790604).

Almost surely, 2^161062260 is an apocalyptic number.

161062260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

161062260 is an abundant number, since it is smaller than the sum of its proper divisors (289912236).

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

161062260 is a wasteful number, since it uses less digits than its factorization.

161062260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2684383 (or 2684381 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 161062260 is about 12691.0306910038. The cubic root of 161062260 is about 544.0822981387.

The spelling of 161062260 in words is "one hundred sixty-one million, sixty-two thousand, two hundred sixty".