1000442974 has 8 divisors (see below), whose sum is σ = 1549073088. Its totient is φ = 484085280.

The previous prime is 1000442959. The next prime is 1000443001. The reversal of 1000442974 is 4792440001.

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

It is a super-2 number, since 2×1000442974² = 2001772288451929352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

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, 8068027 + ... + 8068150.

It is an arithmetic number, because the mean of its divisors is an integer number (193634136).

Almost surely, 2^1000442974 is an apocalyptic number.

1000442974 is a deficient number, since it is larger than the sum of its proper divisors (548630114).

1000442974 is a wasteful number, since it uses less digits than its factorization.

1000442974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16136210.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 1000442974 is about 31629.7798601255. The cubic root of 1000442974 is about 1000.1476362025.

Adding to 1000442974 its reverse (4792440001), we get a palindrome (5792882975).

The spelling of 1000442974 in words is "one billion, four hundred forty-two thousand, nine hundred seventy-four".