91469952 has 256 divisors, whose sum is σ = 326400000. Its totient is φ = 24634368.

The previous prime is 91469947. The next prime is 91469981. The reversal of 91469952 is 25996419.

It is a junction number, because it is equal to n+sod(n) for n = 91469898 and 91469907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459549 + ... + 459747.

It is an arithmetic number, because the mean of its divisors is an integer number (1275000).

Almost surely, 2^91469952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 91469952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163200000).

91469952 is an abundant number, since it is smaller than the sum of its proper divisors (234930048).

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

91469952 is a wasteful number, since it uses less digits than its factorization.

91469952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 230 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 91469952 is about 9563.9924717662. The cubic root of 91469952 is about 450.5671072317.

The spelling of 91469952 in words is "ninety-one million, four hundred sixty-nine thousand, nine hundred fifty-two".