72042462 has 24 divisors (see below), whose sum is σ = 156612456. Its totient is φ = 23934096.

The previous prime is 72042431. The next prime is 72042473. The reversal of 72042462 is 26424027.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 993 + ... + 12044.

It is an arithmetic number, because the mean of its divisors is an integer number (6525519).

Almost surely, 2^72042462 is an apocalyptic number.

72042462 is an abundant number, since it is smaller than the sum of its proper divisors (84569994).

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

72042462 is a wasteful number, since it uses less digits than its factorization.

72042462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13352 (or 13349 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 72042462 is about 8487.7831027896. The cubic root of 72042462 is about 416.0985305010.

Adding to 72042462 its reverse (26424027), we get a palindrome (98466489).

The spelling of 72042462 in words is "seventy-two million, forty-two thousand, four hundred sixty-two".