71654242 has 8 divisors (see below), whose sum is σ = 117252432. Its totient is φ = 32570100.

The previous prime is 71654239. The next prime is 71654279. The reversal of 71654242 is 24245617.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1628484 + ... + 1628527.

It is an arithmetic number, because the mean of its divisors is an integer number (14656554).

Almost surely, 2^71654242 is an apocalyptic number.

71654242 is a deficient number, since it is larger than the sum of its proper divisors (45598190).

71654242 is a wasteful number, since it uses less digits than its factorization.

71654242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257024.

The product of its digits is 13440, while the sum is 31.

The square root of 71654242 is about 8464.8828698335. The cubic root of 71654242 is about 415.3497646485.

Adding to 71654242 its reverse (24245617), we get a palindrome (95899859).

The spelling of 71654242 in words is "seventy-one million, six hundred fifty-four thousand, two hundred forty-two".