40830534 has 32 divisors (see below), whose sum is σ = 93665280. Its totient is φ = 13170600.

The previous prime is 40830529. The next prime is 40830541. The reversal of 40830534 is 43503804.

It is a happy number.

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 = 40830498 and 40830507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10522 + ... + 13869.

It is an arithmetic number, because the mean of its divisors is an integer number (2927040).

Almost surely, 2^40830534 is an apocalyptic number.

40830534 is an abundant number, since it is smaller than the sum of its proper divisors (52834746).

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

40830534 is a wasteful number, since it uses less digits than its factorization.

40830534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24433 (or 24427 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 40830534 is about 6389.8774636138. The cubic root of 40830534 is about 344.3459821312.

The spelling of 40830534 in words is "forty million, eight hundred thirty thousand, five hundred thirty-four".