40030262 has 4 divisors (see below), whose sum is σ = 60045396. Its totient is φ = 20015130.

The previous prime is 40030247. The next prime is 40030271. The reversal of 40030262 is 26203004.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 40030262.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10007564 + ... + 10007567.

It is an arithmetic number, because the mean of its divisors is an integer number (15011349).

Almost surely, 2^40030262 is an apocalyptic number.

40030262 is a deficient number, since it is larger than the sum of its proper divisors (20015134).

40030262 is a wasteful number, since it uses less digits than its factorization.

40030262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20015133.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 40030262 is about 6326.9472891751. The cubic root of 40030262 is about 342.0814130816.

Adding to 40030262 its reverse (26203004), we get a palindrome (66233266).

The spelling of 40030262 in words is "forty million, thirty thousand, two hundred sixty-two".