84896091 has 12 divisors (see below), whose sum is σ = 140146032. Its totient is φ = 48512016.

The previous prime is 84896081. The next prime is 84896101. The reversal of 84896091 is 19069848.

It is an interprime number because it is at equal distance from previous prime (84896081) and next prime (84896101).

It is not a de Polignac number, because 84896091 - 2⁹ = 84895579 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (84896081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 673716 + ... + 673841.

It is an arithmetic number, because the mean of its divisors is an integer number (11678836).

Almost surely, 2^84896091 is an apocalyptic number.

84896091 is a deficient number, since it is larger than the sum of its proper divisors (55249941).

84896091 is a wasteful number, since it uses less digits than its factorization.

84896091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347570 (or 1347567 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 84896091 is about 9213.9074772867. The cubic root of 84896091 is about 439.5037293847.

The spelling of 84896091 in words is "eighty-four million, eight hundred ninety-six thousand, ninety-one".