40530364 has 24 divisors (see below), whose sum is σ = 81230688. Its totient is φ = 17333760.

The previous prime is 40530359. The next prime is 40530367. The reversal of 40530364 is 46303504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40530367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15384 + ... + 17824.

It is an arithmetic number, because the mean of its divisors is an integer number (3384612).

Almost surely, 2^40530364 is an apocalyptic number.

It is an amenable number.

40530364 is an abundant number, since it is smaller than the sum of its proper divisors (40700324).

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

40530364 is a wasteful number, since it uses less digits than its factorization.

40530364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3045 (or 3043 counting only the distinct ones).

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

The square root of 40530364 is about 6366.3462048494. The cubic root of 40530364 is about 343.5000738043.

Adding to 40530364 its reverse (46303504), we get a palindrome (86833868).

The spelling of 40530364 in words is "forty million, five hundred thirty thousand, three hundred sixty-four".