54843742 has 4 divisors (see below), whose sum is σ = 82265616. Its totient is φ = 27421870.

The previous prime is 54843673. The next prime is 54843749. The reversal of 54843742 is 24734845.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54843749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13710934 + ... + 13710937.

It is an arithmetic number, because the mean of its divisors is an integer number (20566404).

Almost surely, 2^54843742 is an apocalyptic number.

54843742 is a deficient number, since it is larger than the sum of its proper divisors (27421874).

54843742 is a wasteful number, since it uses less digits than its factorization.

54843742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27421873.

The product of its digits is 107520, while the sum is 37.

The square root of 54843742 is about 7405.6560816716. The cubic root of 54843742 is about 379.9347579590.

The spelling of 54843742 in words is "fifty-four million, eight hundred forty-three thousand, seven hundred forty-two".