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1002426 = 23167071
BaseRepresentation
bin11110100101110111010
31212221001220
43310232322
5224034201
633252510
711343345
oct3645672
91787056
101002426
11625157
12404136
13291369
141c145c
1514c036
hexf4bba

1002426 has 8 divisors (see below), whose sum is σ = 2004864. Its totient is φ = 334140.

The previous prime is 1002403. The next prime is 1002427. The reversal of 1002426 is 6242001.

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

1002426 is an admirable number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1002427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83530 + ... + 83541.

It is an arithmetic number, because the mean of its divisors is an integer number (250608).

21002426 is an apocalyptic number.

1002426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1002426 is a wasteful number, since it uses less digits than its factorization.

1002426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167076.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1002426 is about 1001.2122652065. The cubic root of 1002426 is about 100.0808013605.

Adding to 1002426 its reverse (6242001), we get a palindrome (7244427).

The spelling of 1002426 in words is "one million, two thousand, four hundred twenty-six".

Divisors: 1 2 3 6 167071 334142 501213 1002426