1002252770 has 32 divisors (see below), whose sum is σ = 1840205952. Its totient is φ = 392936832.

The previous prime is 1002252751. The next prime is 1002252773. The reversal of 1002252770 is 772522001.

It is a super-2 number, since 2×1002252770² = 2009021229945345800, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1002252773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114779 + ... + 123201.

It is an arithmetic number, because the mean of its divisors is an integer number (57506436).

Almost surely, 2^1002252770 is an apocalyptic number.

1002252770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002252770 is a deficient number, since it is larger than the sum of its proper divisors (837953182).

1002252770 is a wasteful number, since it uses less digits than its factorization.

1002252770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8666.

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 1002252770 is about 31658.3759848796. The cubic root of 1002252770 is about 1000.7503601521.

Adding to 1002252770 its reverse (772522001), we get a palindrome (1774774771).

The spelling of 1002252770 in words is "one billion, two million, two hundred fifty-two thousand, seven hundred seventy".