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5672919 = 371511789
BaseRepresentation
bin10101101000111111010111
3101200012210010
4111220333113
52423013134
6321331303
766135060
oct25507727
911605703
105672919
11322516a
121a96b33
131238175
14a79567
15770ce9
hex568fd7

5672919 has 16 divisors (see below), whose sum is σ = 8706560. Its totient is φ = 3218400.

The previous prime is 5672879. The next prime is 5672923. The reversal of 5672919 is 9192765.

It is not a de Polignac number, because 5672919 - 28 = 5672663 is a prime.

It is a super-2 number, since 2×56729192 = 64364019961122, which contains 22 as substring.

It is a Duffinian number.

5672919 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5672929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2277 + ... + 4065.

It is an arithmetic number, because the mean of its divisors is an integer number (544160).

Almost surely, 25672919 is an apocalyptic number.

5672919 is a deficient number, since it is larger than the sum of its proper divisors (3033641).

5672919 is a wasteful number, since it uses less digits than its factorization.

5672919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950.

The product of its digits is 34020, while the sum is 39.

The square root of 5672919 is about 2381.7890334788. The cubic root of 5672919 is about 178.3482535240.

It can be divided in two parts, 567 and 2919, that added together give a triangular number (3486 = T83).

The spelling of 5672919 in words is "five million, six hundred seventy-two thousand, nine hundred nineteen".

Divisors: 1 3 7 21 151 453 1057 1789 3171 5367 12523 37569 270139 810417 1890973 5672919