1000274472 has 24 divisors (see below), whose sum is σ = 2709076890. Its totient is φ = 333424800.

The previous prime is 1000274453. The next prime is 1000274477. The reversal of 1000274472 is 2744720001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 672157476 + 328116996 = 25926^2 + 18114^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (1000274477) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6946279 + ... + 6946422.

Almost surely, 2^1000274472 is an apocalyptic number.

1000274472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000274472 is an abundant number, since it is smaller than the sum of its proper divisors (1708802418).

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

1000274472 is a wasteful number, since it uses less digits than its factorization.

1000274472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13892713 (or 13892706 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 27.

The square root of 1000274472 is about 31627.1160873071. The cubic root of 1000274472 is about 1000.0914822974.

Adding to 1000274472 its reverse (2744720001), we get a palindrome (3744994473).

The spelling of 1000274472 in words is "one billion, two hundred seventy-four thousand, four hundred seventy-two".