91673000 has 32 divisors (see below), whose sum is σ = 214517160. Its totient is φ = 36668800.

The previous prime is 91672979. The next prime is 91673003. The reversal of 91673000 is 37619.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 21883684 + 69789316 = 4678^2 + 8354^2 .

It is not an unprimeable number, because it can be changed into a prime (91673003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44837 + ... + 46836.

Almost surely, 2^91673000 is an apocalyptic number.

It is an amenable number.

91673000 is an abundant number, since it is smaller than the sum of its proper divisors (122844160).

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

91673000 is a wasteful number, since it uses less digits than its factorization.

91673000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91694 (or 91680 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 91673000 is about 9574.6018193970. The cubic root of 91673000 is about 450.9002553904.

It can be divided in two parts, 9167 and 3000, that added together give a cube (12167 = 23³).

The spelling of 91673000 in words is "ninety-one million, six hundred seventy-three thousand".