196305590 has 16 divisors (see below), whose sum is σ = 380531088. Its totient is φ = 72482016.

The previous prime is 196305583. The next prime is 196305607. The reversal of 196305590 is 95503691.

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, 754892 + ... + 755151.

It is an arithmetic number, because the mean of its divisors is an integer number (23783193).

Almost surely, 2^196305590 is an apocalyptic number.

196305590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196305590 is a deficient number, since it is larger than the sum of its proper divisors (184225498).

196305590 is a wasteful number, since it uses less digits than its factorization.

196305590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510063.

The product of its (nonzero) digits is 36450, while the sum is 38.

The square root of 196305590 is about 14010.9096778189. The cubic root of 196305590 is about 581.1803055142.

The spelling of 196305590 in words is "one hundred ninety-six million, three hundred five thousand, five hundred ninety".