54919726 has 4 divisors (see below), whose sum is σ = 82379592. Its totient is φ = 27459862.

The previous prime is 54919723. The next prime is 54919727. The reversal of 54919726 is 62791945.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62791945 = 5 ⋅12558389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54919721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13729930 + ... + 13729933.

It is an arithmetic number, because the mean of its divisors is an integer number (20594898).

Almost surely, 2^54919726 is an apocalyptic number.

54919726 is a deficient number, since it is larger than the sum of its proper divisors (27459866).

54919726 is a wasteful number, since it uses less digits than its factorization.

54919726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27459865.

The product of its digits is 136080, while the sum is 43.

The square root of 54919726 is about 7410.7844389106. The cubic root of 54919726 is about 380.1101388961.

The spelling of 54919726 in words is "fifty-four million, nine hundred nineteen thousand, seven hundred twenty-six".