67451252 has 12 divisors (see below), whose sum is σ = 128770656. Its totient is φ = 30659640.

The previous prime is 67451243. The next prime is 67451261. The reversal of 67451252 is 25215476.

It is an interprime number because it is at equal distance from previous prime (67451243) and next prime (67451261).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 766448 + ... + 766535.

It is an arithmetic number, because the mean of its divisors is an integer number (10730888).

Almost surely, 2^67451252 is an apocalyptic number.

It is an amenable number.

67451252 is a deficient number, since it is larger than the sum of its proper divisors (61319404).

67451252 is a wasteful number, since it uses less digits than its factorization.

67451252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532998 (or 1532996 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 67451252 is about 8212.8711179465. The cubic root of 67451252 is about 407.0646022693.

It can be divided in two parts, 6745 and 1252, that added together give a palindrome (7997).

The spelling of 67451252 in words is "sixty-seven million, four hundred fifty-one thousand, two hundred fifty-two".