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8690493 = 37259119
BaseRepresentation
bin100001001001…
…101100111101
3121100112010010
4201021230331
54211043433
6510133433
7133603500
oct41115475
917315103
108690493
1149a6329
122ab1279
131a53806
141223137
15b69e63
hex849b3d

8690493 has 12 divisors (see below), whose sum is σ = 13479360. Its totient is φ = 4965912.

The previous prime is 8690489. The next prime is 8690531. The reversal of 8690493 is 3940968.

8690493 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8690493 - 22 = 8690489 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8690413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29413 + ... + 29706.

It is an arithmetic number, because the mean of its divisors is an integer number (1123280).

Almost surely, 28690493 is an apocalyptic number.

It is an amenable number.

8690493 is a deficient number, since it is larger than the sum of its proper divisors (4788867).

8690493 is a wasteful number, since it uses less digits than its factorization.

8690493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59136 (or 59129 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 8690493 is about 2947.9642128086. The cubic root of 8690493 is about 205.5960680586.

The spelling of 8690493 in words is "eight million, six hundred ninety thousand, four hundred ninety-three".

Divisors: 1 3 7 21 49 147 59119 177357 413833 1241499 2896831 8690493