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4780375 = 53167229
BaseRepresentation
bin10010001111000101010111
322222212102221
4102033011113
52210433000
6250243211
755426645
oct22170527
98885387
104780375
112775626
121726507
13cb4b32
148c6195
1564661a
hex48f157

4780375 has 16 divisors (see below), whose sum is σ = 6027840. Its totient is φ = 3784800.

The previous prime is 4780361. The next prime is 4780379. The reversal of 4780375 is 5730874.

It is not a de Polignac number, because 4780375 - 217 = 4649303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4780375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4780379) 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, 20761 + ... + 20989.

It is an arithmetic number, because the mean of its divisors is an integer number (376740).

Almost surely, 24780375 is an apocalyptic number.

4780375 is a deficient number, since it is larger than the sum of its proper divisors (1247465).

4780375 is a wasteful number, since it uses less digits than its factorization.

4780375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 4780375 is about 2186.4068697294. The cubic root of 4780375 is about 168.4563250634.

The spelling of 4780375 in words is "four million, seven hundred eighty thousand, three hundred seventy-five".

Divisors: 1 5 25 125 167 229 835 1145 4175 5725 20875 28625 38243 191215 956075 4780375