40146734 has 8 divisors (see below), whose sum is σ = 63389640. Its totient is φ = 19016856.

The previous prime is 40146731. The next prime is 40146761. The reversal of 40146734 is 43764104.

40146734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40146734² = 3223520501733512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40146697 and 40146706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40146731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528209 + ... + 528284.

It is an arithmetic number, because the mean of its divisors is an integer number (7923705).

Almost surely, 2^40146734 is an apocalyptic number.

40146734 is a deficient number, since it is larger than the sum of its proper divisors (23242906).

40146734 is a wasteful number, since it uses less digits than its factorization.

40146734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056514.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 40146734 is about 6336.1450425318. The cubic root of 40146734 is about 342.4128650416.

The spelling of 40146734 in words is "forty million, one hundred forty-six thousand, seven hundred thirty-four".