2724178064 has 20 divisors (see below), whose sum is σ = 5297724540. Its totient is φ = 1357023360.

The previous prime is 2724178033. The next prime is 2724178081. The reversal of 2724178064 is 4608714272.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 312582400 + 2411595664 = 17680^2 + 49108^2 .

It is a super-2 number, since 2×2724178064² = 14842292248757576192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312167 + ... + 320774.

It is an arithmetic number, because the mean of its divisors is an integer number (264886227).

Almost surely, 2^2724178064 is an apocalyptic number.

It is an amenable number.

2724178064 is a deficient number, since it is larger than the sum of its proper divisors (2573546476).

2724178064 is a wasteful number, since it uses less digits than its factorization.

2724178064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633218 (or 633212 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 2724178064 is about 52193.6592317496. The cubic root of 2724178064 is about 1396.6207724553.

The spelling of 2724178064 in words is "two billion, seven hundred twenty-four million, one hundred seventy-eight thousand, sixty-four".