161426570 has 16 divisors (see below), whose sum is σ = 291644928. Its totient is φ = 64331280.

The previous prime is 161426569. The next prime is 161426609. The reversal of 161426570 is 75624161.

161426570 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 27074 + ... + 32493.

It is an arithmetic number, because the mean of its divisors is an integer number (18227808).

Almost surely, 2^161426570 is an apocalyptic number.

161426570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161426570 is a deficient number, since it is larger than the sum of its proper divisors (130218358).

161426570 is a wasteful number, since it uses less digits than its factorization.

161426570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59845.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 161426570 is about 12705.3756339590. The cubic root of 161426570 is about 544.4922128326.

The spelling of 161426570 in words is "one hundred sixty-one million, four hundred twenty-six thousand, five hundred seventy".