54236942 has 4 divisors (see below), whose sum is σ = 81355416. Its totient is φ = 27118470.

The previous prime is 54236939. The next prime is 54236947. The reversal of 54236942 is 24963245.

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

It is a super-2 number, since 2×54236942² = 5883291755022728, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54236947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13559234 + ... + 13559237.

It is an arithmetic number, because the mean of its divisors is an integer number (20338854).

Almost surely, 2^54236942 is an apocalyptic number.

54236942 is a deficient number, since it is larger than the sum of its proper divisors (27118474).

54236942 is a wasteful number, since it uses less digits than its factorization.

54236942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27118473.

The product of its digits is 51840, while the sum is 35.

The square root of 54236942 is about 7364.5734431805. The cubic root of 54236942 is about 378.5283383866.

The spelling of 54236942 in words is "fifty-four million, two hundred thirty-six thousand, nine hundred forty-two".