2027742270 has 64 divisors (see below), whose sum is σ = 4949856000. Its totient is φ = 531514368.

The previous prime is 2027742259. The next prime is 2027742287. The reversal of 2027742270 is 722477202.

It is a super-2 number, since 2×2027742270² = 8223477427089505800, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1351981 + ... + 1353479.

It is an arithmetic number, because the mean of its divisors is an integer number (77341500).

Almost surely, 2^2027742270 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2027742270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2474928000).

2027742270 is an abundant number, since it is smaller than the sum of its proper divisors (2922113730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2027742270 is a wasteful number, since it uses less digits than its factorization.

2027742270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249.

The product of its (nonzero) digits is 21952, while the sum is 33.

The square root of 2027742270 is about 45030.4593580834. The cubic root of 2027742270 is about 1265.7198317358.

The spelling of 2027742270 in words is "two billion, twenty-seven million, seven hundred forty-two thousand, two hundred seventy".