40362530 has 16 divisors (see below), whose sum is σ = 78241464. Its totient is φ = 14903040.

The previous prime is 40362499. The next prime is 40362547. The reversal of 40362530 is 3526304.

It can be written as a sum of positive squares in 4 ways, for example, as 31888609 + 8473921 = 5647^2 + 2911^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40362496 and 40362505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155111 + ... + 155370.

Almost surely, 2^40362530 is an apocalyptic number.

40362530 is a deficient number, since it is larger than the sum of its proper divisors (37878934).

40362530 is a wasteful number, since it uses less digits than its factorization.

40362530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310501.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 40362530 is about 6353.1511866160. The cubic root of 40362530 is about 343.0252795530.

Adding to 40362530 its reverse (3526304), we get a palindrome (43888834).

The spelling of 40362530 in words is "forty million, three hundred sixty-two thousand, five hundred thirty".