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4690049 = 71351539
BaseRepresentation
bin10001111001000010000001
322211021112112
4101321002001
52200040144
6244305105
754602420
oct21710201
98737475
104690049
112713781
1216a2195
13c829a0
148a12b7
1562999e
hex479081

4690049 has 8 divisors (see below), whose sum is σ = 5772480. Its totient is φ = 3710736.

The previous prime is 4690027. The next prime is 4690069. The reversal of 4690049 is 9400964.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4690049 - 212 = 4685953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4689997 and 4690024.

It is not an unprimeable number, because it can be changed into a prime (4690069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25679 + ... + 25860.

It is an arithmetic number, because the mean of its divisors is an integer number (721560).

Almost surely, 24690049 is an apocalyptic number.

It is an amenable number.

4690049 is a deficient number, since it is larger than the sum of its proper divisors (1082431).

4690049 is a wasteful number, since it uses less digits than its factorization.

4690049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51559.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 4690049 is about 2165.6520957901. The cubic root of 4690049 is about 167.3885677495.

Subtracting 4690049 from its reverse (9400964), we obtain a triangular number (4710915 = T3069).

The spelling of 4690049 in words is "four million, six hundred ninety thousand, forty-nine".

Divisors: 1 7 13 91 51539 360773 670007 4690049