113522890 has 32 divisors (see below), whose sum is σ = 220577616. Its totient is φ = 41817600.

The previous prime is 113522879. The next prime is 113522987. The reversal of 113522890 is 98225311.

It can be written as a sum of positive squares in 8 ways, for example, as 82464561 + 31058329 = 9081^2 + 5573^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 14.

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, 77404 + ... + 78856.

Almost surely, 2^113522890 is an apocalyptic number.

113522890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113522890 is a deficient number, since it is larger than the sum of its proper divisors (107054726).

113522890 is a wasteful number, since it uses less digits than its factorization.

113522890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2074.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 113522890 is about 10654.7121031026. The cubic root of 113522890 is about 484.2033757007.

It can be divided in two parts, 1135 and 22890, that added together give a square (24025 = 155²).

The spelling of 113522890 in words is "one hundred thirteen million, five hundred twenty-two thousand, eight hundred ninety".