67672442 has 16 divisors (see below), whose sum is σ = 105810432. Its totient is φ = 32423760.

The previous prime is 67672441. The next prime is 67672453. The reversal of 67672442 is 24427676.

It is a junction number, because it is equal to n+sod(n) for n = 67672396 and 67672405.

It is not an unprimeable number, because it can be changed into a prime (67672441) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1088 + ... + 11684.

It is an arithmetic number, because the mean of its divisors is an integer number (6613152).

Almost surely, 2^67672442 is an apocalyptic number.

67672442 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

67672442 is a deficient number, since it is larger than the sum of its proper divisors (38137990).

67672442 is a wasteful number, since it uses less digits than its factorization.

67672442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10733.

The product of its digits is 112896, while the sum is 38.

The square root of 67672442 is about 8226.3261544872. The cubic root of 67672442 is about 407.5090732796.

The spelling of 67672442 in words is "sixty-seven million, six hundred seventy-two thousand, four hundred forty-two".