67631673 has 12 divisors (see below), whose sum is σ = 92435504. Its totient is φ = 43984800.

The previous prime is 67631587. The next prime is 67631693. The reversal of 67631673 is 37613676.

It is not a de Polignac number, because 67631673 - 2¹² = 67627577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (67631693) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1663 + ... + 11748.

Almost surely, 2^67631673 is an apocalyptic number.

It is an amenable number.

67631673 is a deficient number, since it is larger than the sum of its proper divisors (24803831).

67631673 is a wasteful number, since it uses less digits than its factorization.

67631673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13496 (or 13455 counting only the distinct ones).

The product of its digits is 95256, while the sum is 39.

The square root of 67631673 is about 8223.8478220356. The cubic root of 67631673 is about 407.4272227541.

The spelling of 67631673 in words is "sixty-seven million, six hundred thirty-one thousand, six hundred seventy-three".