40258496 has 56 divisors (see below), whose sum is σ = 83820000. Its totient is φ = 19160064.

The previous prime is 40258489. The next prime is 40258529. The reversal of 40258496 is 69485204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202205 + ... + 202403.

Almost surely, 2^40258496 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 40258496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41910000).

40258496 is an abundant number, since it is smaller than the sum of its proper divisors (43561504).

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

40258496 is a wasteful number, since it uses less digits than its factorization.

40258496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 40258496 is about 6344.9583134958. The cubic root of 40258496 is about 342.7303112886.

It can be divided in two parts, 4025 and 8496, that added together give a palindrome (12521).

The spelling of 40258496 in words is "forty million, two hundred fifty-eight thousand, four hundred ninety-six".