40346530 has 16 divisors (see below), whose sum is σ = 82998720. Its totient is φ = 13833072.

The previous prime is 40346521. The next prime is 40346543. The reversal of 40346530 is 3564304.

40346530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×40346530³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40346495 and 40346504.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 288120 + ... + 288259.

It is an arithmetic number, because the mean of its divisors is an integer number (5187420).

Almost surely, 2^40346530 is an apocalyptic number.

40346530 is an abundant number, since it is smaller than the sum of its proper divisors (42652190).

40346530 is a wasteful number, since it uses less digits than its factorization.

40346530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576393.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 40346530 is about 6351.8918441674. The cubic root of 40346530 is about 342.9799476586.

The spelling of 40346530 in words is "forty million, three hundred forty-six thousand, five hundred thirty".