67944452 has 6 divisors (see below), whose sum is σ = 118902798. Its totient is φ = 33972224.

The previous prime is 67944439. The next prime is 67944473. The reversal of 67944452 is 25444976.

It can be written as a sum of positive squares in only one way, i.e., 67141636 + 802816 = 8194^2 + 896^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8493053 + ... + 8493060.

It is an arithmetic number, because the mean of its divisors is an integer number (19817133).

Almost surely, 2^67944452 is an apocalyptic number.

It is an amenable number.

67944452 is a deficient number, since it is larger than the sum of its proper divisors (50958346).

67944452 is a wasteful number, since it uses less digits than its factorization.

67944452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16986117 (or 16986115 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The square root of 67944452 is about 8242.8424708956. The cubic root of 67944452 is about 408.0543388475.

The spelling of 67944452 in words is "sixty-seven million, nine hundred forty-four thousand, four hundred fifty-two".