40261424 has 20 divisors (see below), whose sum is σ = 89150544. Its totient is φ = 17254848.

The previous prime is 40261421. The next prime is 40261433. The reversal of 40261424 is 42416204.

It is a self number, because there is not a number n which added to its sum of digits gives 40261424.

It is not an unprimeable number, because it can be changed into a prime (40261421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179627 + ... + 179850.

Almost surely, 2^40261424 is an apocalyptic number.

It is an amenable number.

40261424 is an abundant number, since it is smaller than the sum of its proper divisors (48889120).

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

40261424 is a wasteful number, since it uses less digits than its factorization.

40261424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359492 (or 359486 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 40261424 is about 6345.1890436771. The cubic root of 40261424 is about 342.7386200112.

Adding to 40261424 its reverse (42416204), we get a palindrome (82677628).

The spelling of 40261424 in words is "forty million, two hundred sixty-one thousand, four hundred twenty-four".