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972434 = 21737773
BaseRepresentation
bin11101101011010010010
31211101221002
43231122102
5222104214
632502002
711160041
oct3553222
91741832
10972434
11604671
123aa902
13280808
141b4558
151431de
hexed692

972434 has 16 divisors (see below), whose sum is σ = 1588248. Its totient is φ = 444672.

The previous prime is 972431. The next prime is 972443. The reversal of 972434 is 434279.

It can be written as a sum of positive squares in 4 ways, for example, as 896809 + 75625 = 947^2 + 275^2 .

It is a junction number, because it is equal to n+sod(n) for n = 972397 and 972406.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 972434.

It is not an unprimeable number, because it can be changed into a prime (972431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 872 + ... + 1644.

2972434 is an apocalyptic number.

972434 is a deficient number, since it is larger than the sum of its proper divisors (615814).

972434 is a wasteful number, since it uses less digits than its factorization.

972434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829.

The product of its digits is 6048, while the sum is 29.

The square root of 972434 is about 986.1206822697. The cubic root of 972434 is about 99.0725584462.

The spelling of 972434 in words is "nine hundred seventy-two thousand, four hundred thirty-four".

Divisors: 1 2 17 34 37 74 629 773 1258 1546 13141 26282 28601 57202 486217 972434