1004425761 has 16 divisors (see below), whose sum is σ = 1401382400. Its totient is φ = 639135360.

The previous prime is 1004425757. The next prime is 1004425771. The reversal of 1004425761 is 1675244001.

It is not a de Polignac number, because 1004425761 - 2² = 1004425757 is a prime.

It is a super-2 number, since 2×1004425761² = 2017742218720858242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1004425771) 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, 67186 + ... + 80763.

It is an arithmetic number, because the mean of its divisors is an integer number (87586400).

Almost surely, 2^1004425761 is an apocalyptic number.

It is an amenable number.

1004425761 is a deficient number, since it is larger than the sum of its proper divisors (396956639).

1004425761 is a wasteful number, since it uses less digits than its factorization.

1004425761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148056.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 1004425761 is about 31692.6767724028. The cubic root of 1004425761 is about 1001.4730826287.

Adding to 1004425761 its reverse (1675244001), we get a palindrome (2679669762).

The spelling of 1004425761 in words is "one billion, four million, four hundred twenty-five thousand, seven hundred sixty-one".