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3906707 = 71972833
BaseRepresentation
bin1110111001110010010011
321100110222212
432321302103
52000003312
6215422335
745130550
oct16716223
97313885
103906707
112229192
1213849ab
13a6a27c
14739a27
15522822
hex3b9c93

3906707 has 8 divisors (see below), whose sum is σ = 4489056. Its totient is φ = 3330432.

The previous prime is 3906701. The next prime is 3906709. The reversal of 3906707 is 7076093.

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

It is not a de Polignac number, because 3906707 - 24 = 3906691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3906701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38 + ... + 2795.

It is an arithmetic number, because the mean of its divisors is an integer number (561132).

Almost surely, 23906707 is an apocalyptic number.

3906707 is a deficient number, since it is larger than the sum of its proper divisors (582349).

3906707 is a wasteful number, since it uses less digits than its factorization.

3906707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3037.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 3906707 is about 1976.5391470952. The cubic root of 3906707 is about 157.4962726925.

The spelling of 3906707 in words is "three million, nine hundred six thousand, seven hundred seven".

Divisors: 1 7 197 1379 2833 19831 558101 3906707