40258134 has 80 divisors (see below), whose sum is σ = 104265216. Its totient is φ = 11372400.

The previous prime is 40258129. The next prime is 40258151. The reversal of 40258134 is 43185204.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 40258098 and 40258107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 148419 + ... + 148689.

Almost surely, 2^40258134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40258134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52132608).

40258134 is an abundant number, since it is smaller than the sum of its proper divisors (64007082).

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

40258134 is a wasteful number, since it uses less digits than its factorization.

40258134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423 (or 414 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 40258134 is about 6344.9297868456. The cubic root of 40258134 is about 342.7292840210.

The spelling of 40258134 in words is "forty million, two hundred fifty-eight thousand, one hundred thirty-four".