1431472 has 20 divisors (see below), whose sum is σ = 3169936. Its totient is φ = 613440.
The previous prime is 1431467. The next prime is 1431491. The reversal of 1431472 is 2741341.
It is a super-2 number, since 2×14314722 = 4098224173568, which contains 22 as substring.
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, 6279 + ... + 6502.
21431472 is an apocalyptic number.
It is an amenable number.
1431472 is an abundant number, since it is smaller than the sum of its proper divisors (1738464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1431472 is a wasteful number, since it uses less digits than its factorization.
1431472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12796 (or 12790 counting only the distinct ones).
The product of its digits is 672, while the sum is 22.
The square root of 1431472 is about 1196.4413901232. The cubic root of 1431472 is about 112.7009609703.
The spelling of 1431472 in words is "one million, four hundred thirty-one thousand, four hundred seventy-two".
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