40458348 has 72 divisors (see below), whose sum is σ = 120673280. Its totient is φ = 11184480.

The previous prime is 40458347. The next prime is 40458361. The reversal of 40458348 is 84385404.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (40458347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5223 + ... + 10401.

Almost surely, 2^40458348 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 40458348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60336640).

40458348 is an abundant number, since it is smaller than the sum of its proper divisors (80214932).

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

40458348 is a wasteful number, since it uses less digits than its factorization.

40458348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5227 (or 5222 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 40458348 is about 6360.6876986691. The cubic root of 40458348 is about 343.2965048839.

The spelling of 40458348 in words is "forty million, four hundred fifty-eight thousand, three hundred forty-eight".