67420323 has 16 divisors (see below), whose sum is σ = 100114560. Its totient is φ = 44842248.

The previous prime is 67420307. The next prime is 67420361. The reversal of 67420323 is 32302476.

It is not a de Polignac number, because 67420323 - 2⁴ = 67420307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (67420373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9936 + ... + 15282.

It is an arithmetic number, because the mean of its divisors is an integer number (6257160).

Almost surely, 2^67420323 is an apocalyptic number.

67420323 is a deficient number, since it is larger than the sum of its proper divisors (32694237).

67420323 is a wasteful number, since it uses less digits than its factorization.

67420323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5823 (or 5817 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 67420323 is about 8210.9879429944. The cubic root of 67420323 is about 407.0023744848.

Adding to 67420323 its reverse (32302476), we get a palindrome (99722799).

The spelling of 67420323 in words is "sixty-seven million, four hundred twenty thousand, three hundred twenty-three".