40254894 has 48 divisors (see below), whose sum is σ = 91374192. Its totient is φ = 13281408.

The previous prime is 40254881. The next prime is 40254911. The reversal of 40254894 is 49845204.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54552 + ... + 55284.

It is an arithmetic number, because the mean of its divisors is an integer number (1903629).

Almost surely, 2^40254894 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40254894, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45687096).

40254894 is an abundant number, since it is smaller than the sum of its proper divisors (51119298).

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

40254894 is a wasteful number, since it uses less digits than its factorization.

40254894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863 (or 851 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 40254894 is about 6344.6744597339. The cubic root of 40254894 is about 342.7200894181.

The spelling of 40254894 in words is "forty million, two hundred fifty-four thousand, eight hundred ninety-four".