2721044542 has 8 divisors (see below), whose sum is σ = 4088716632. Its totient is φ = 1358139000.

The previous prime is 2721044533. The next prime is 2721044563. The reversal of 2721044542 is 2454401272.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1190209 + ... + 1192492.

It is an arithmetic number, because the mean of its divisors is an integer number (511089579).

Almost surely, 2^2721044542 is an apocalyptic number.

2721044542 is a deficient number, since it is larger than the sum of its proper divisors (1367672090).

2721044542 is a wasteful number, since it uses less digits than its factorization.

2721044542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383274.

The product of its (nonzero) digits is 17920, while the sum is 31.

The square root of 2721044542 is about 52163.6323696884. The cubic root of 2721044542 is about 1396.0850731400.

The spelling of 2721044542 in words is "two billion, seven hundred twenty-one million, forty-four thousand, five hundred forty-two".