2573781082 has 8 divisors (see below), whose sum is σ = 3950454816. Its totient is φ = 1256962812.

The previous prime is 2573781073. The next prime is 2573781101. The reversal of 2573781082 is 2801873752.

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

It is a super-2 number, since 2×2573781082² = 13248698116122181448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

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, 14963758 + ... + 14963929.

It is an arithmetic number, because the mean of its divisors is an integer number (493806852).

Almost surely, 2^2573781082 is an apocalyptic number.

2573781082 is a deficient number, since it is larger than the sum of its proper divisors (1376673734).

2573781082 is a wasteful number, since it uses less digits than its factorization.

2573781082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29927732.

The product of its (nonzero) digits is 188160, while the sum is 43.

The square root of 2573781082 is about 50732.4460478696. The cubic root of 2573781082 is about 1370.4310863900.

The spelling of 2573781082 in words is "two billion, five hundred seventy-three million, seven hundred eighty-one thousand, eighty-two".