54067642 has 8 divisors (see below), whose sum is σ = 81134676. Its totient is φ = 27022752.

The previous prime is 54067613. The next prime is 54067649. The reversal of 54067642 is 24676045.

It can be written as a sum of positive squares in 2 ways, for example, as 37834801 + 16232841 = 6151^2 + 4029^2 .

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

It is a super-2 number, since 2×54067642² = 5846619822880328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54067598 and 54067607.

It is not an unprimeable number, because it can be changed into a prime (54067649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3558 + ... + 10990.

Almost surely, 2^54067642 is an apocalyptic number.

54067642 is a deficient number, since it is larger than the sum of its proper divisors (27067034).

54067642 is a wasteful number, since it uses less digits than its factorization.

54067642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11072.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 54067642 is about 7353.0702431025. The cubic root of 54067642 is about 378.1340705608.

The spelling of 54067642 in words is "fifty-four million, sixty-seven thousand, six hundred forty-two".