67463641 has 8 divisors (see below), whose sum is σ = 78675200. Its totient is φ = 57825684.

The previous prime is 67463611. The next prime is 67463651. The reversal of 67463641 is 14636476.

It is not a de Polignac number, because 67463641 - 2¹⁵ = 67430873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 67463641.

It is not an unprimeable number, because it can be changed into a prime (67463611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98001 + ... + 98686.

It is an arithmetic number, because the mean of its divisors is an integer number (9834400).

Almost surely, 2^67463641 is an apocalyptic number.

It is an amenable number.

67463641 is a deficient number, since it is larger than the sum of its proper divisors (11211559).

67463641 is an equidigital number, since it uses as much as digits as its factorization.

67463641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196708 (or 196694 counting only the distinct ones).

The product of its digits is 72576, while the sum is 37.

The square root of 67463641 is about 8213.6253262491. The cubic root of 67463641 is about 407.0895230552.

It can be divided in two parts, 6 and 7463641, that added together give a palindrome (7463647).

The spelling of 67463641 in words is "sixty-seven million, four hundred sixty-three thousand, six hundred forty-one".