91454 has 8 divisors (see below), whose sum is σ = 149688. Its totient is φ = 41560.

The previous prime is 91453. The next prime is 91457. The reversal of 91454 is 45419.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 91454.

It is not an unprimeable number, because it can be changed into a prime (91453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2057 + ... + 2100.

It is an arithmetic number, because the mean of its divisors is an integer number (18711).

2⁹¹⁴⁵⁴ is an apocalyptic number.

91454 is a deficient number, since it is larger than the sum of its proper divisors (58234).

91454 is a wasteful number, since it uses less digits than its factorization.

91454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4170.

The product of its digits is 720, while the sum is 23.

The square root of 91454 is about 302.4136240317. The cubic root of 91454 is about 45.0540913332.

It can be divided in two parts, 91 and 454, that multiplied together give a palindrome (41314).

The spelling of 91454 in words is "ninety-one thousand, four hundred fifty-four".