40357134 has 48 divisors (see below), whose sum is σ = 93405312. Its totient is φ = 12562704.

The previous prime is 40357129. The next prime is 40357147. The reversal of 40357134 is 43175304.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40357098 and 40357107.

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, 16669 + ... + 18935.

It is an arithmetic number, because the mean of its divisors is an integer number (1945944).

Almost surely, 2^40357134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40357134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46702656).

40357134 is an abundant number, since it is smaller than the sum of its proper divisors (53048178).

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

40357134 is a wasteful number, since it uses less digits than its factorization.

40357134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341 (or 2338 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 40357134 is about 6352.7265012749. The cubic root of 40357134 is about 343.0099927107.

The spelling of 40357134 in words is "forty million, three hundred fifty-seven thousand, one hundred thirty-four".