40042462 has 8 divisors (see below), whose sum is σ = 63225000. Its totient is φ = 18967464.

The previous prime is 40042459. The next prime is 40042469. The reversal of 40042462 is 26424004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40042469) 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, 526837 + ... + 526912.

It is an arithmetic number, because the mean of its divisors is an integer number (7903125).

Almost surely, 2^40042462 is an apocalyptic number.

40042462 is a deficient number, since it is larger than the sum of its proper divisors (23182538).

40042462 is a wasteful number, since it uses less digits than its factorization.

40042462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053770.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 40042462 is about 6327.9113457760. The cubic root of 40042462 is about 342.1161615372.

Adding to 40042462 its reverse (26424004), we get a palindrome (66466466).

It can be divided in two parts, 40042 and 462, that added together give a palindrome (40504).

The spelling of 40042462 in words is "forty million, forty-two thousand, four hundred sixty-two".