40766530 has 48 divisors (see below), whose sum is σ = 85954176. Its totient is φ = 13880160.

The previous prime is 40766521. The next prime is 40766573. The reversal of 40766530 is 3566704.

It is a junction number, because it is equal to n+sod(n) for n = 40766492 and 40766501.

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, 132637 + ... + 132943.

It is an arithmetic number, because the mean of its divisors is an integer number (1790712).

Almost surely, 2^40766530 is an apocalyptic number.

40766530 is an abundant number, since it is smaller than the sum of its proper divisors (45187646).

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

40766530 is a wasteful number, since it uses less digits than its factorization.

40766530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599 (or 592 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 40766530 is about 6384.8672656524. The cubic root of 40766530 is about 344.1659612485.

The spelling of 40766530 in words is "forty million, seven hundred sixty-six thousand, five hundred thirty".