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2968749 = 32747123
BaseRepresentation
bin1011010100110010101101
312120211100200
423110302231
51224444444
6143344113
734143150
oct13246255
95524320
102968749
111748513
12bb2039
137cc374
14573c97
153d9969
hex2d4cad

2968749 has 12 divisors (see below), whose sum is σ = 4900896. Its totient is φ = 1696392.

The previous prime is 2968747. The next prime is 2968753. The reversal of 2968749 is 9478692.

It is a happy number.

2968749 is nontrivially palindromic in base 2.

It is not a de Polignac number, because 2968749 - 21 = 2968747 is a prime.

It is a Curzon number.

It is a plaindrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2968747) 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, 23499 + ... + 23624.

It is an arithmetic number, because the mean of its divisors is an integer number (408408).

22968749 is an apocalyptic number.

It is an amenable number.

2968749 is a deficient number, since it is larger than the sum of its proper divisors (1932147).

2968749 is a wasteful number, since it uses less digits than its factorization.

2968749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47136 (or 47133 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 2968749 is about 1723.0058038208. The cubic root of 2968749 is about 143.7224108364.

It can be divided in two parts, 296 and 8749, that added together give a triangular number (9045 = T134).

The spelling of 2968749 in words is "two million, nine hundred sixty-eight thousand, seven hundred forty-nine".

Divisors: 1 3 7 9 21 63 47123 141369 329861 424107 989583 2968749