67433742 has 32 divisors (see below), whose sum is σ = 154690560. Its totient is φ = 21752280.

The previous prime is 67433693. The next prime is 67433749. The reversal of 67433742 is 24733476.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 67433697 and 67433706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67433749) 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 15 ways as a sum of consecutive naturals, for example, 18468 + ... + 21815.

It is an arithmetic number, because the mean of its divisors is an integer number (4834080).

Almost surely, 2^67433742 is an apocalyptic number.

67433742 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

67433742 is an abundant number, since it is smaller than the sum of its proper divisors (87256818).

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

67433742 is a wasteful number, since it uses less digits than its factorization.

67433742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40325 (or 40319 counting only the distinct ones).

The product of its digits is 84672, while the sum is 36.

The square root of 67433742 is about 8211.8050390885. The cubic root of 67433742 is about 407.0293752581.

The spelling of 67433742 in words is "sixty-seven million, four hundred thirty-three thousand, seven hundred forty-two".