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4751972 = 221187993
BaseRepresentation
bin10010001000001001100100
322221102110222
4102020021210
52204030342
6245503512
755251101
oct22101144
98842428
104751972
112756255
121711b98
13ca4c24
148b9aa8
1563ced2
hex488264

4751972 has 6 divisors (see below), whose sum is σ = 8315958. Its totient is φ = 2375984.

The previous prime is 4751951. The next prime is 4752001. The reversal of 4751972 is 2791574.

It can be written as a sum of positive squares in only one way, i.e., 4596736 + 155236 = 2144^2 + 394^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 593993 + ... + 594000.

It is an arithmetic number, because the mean of its divisors is an integer number (1385993).

Almost surely, 24751972 is an apocalyptic number.

It is an amenable number.

4751972 is a deficient number, since it is larger than the sum of its proper divisors (3563986).

4751972 is a wasteful number, since it uses less digits than its factorization.

4751972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187997 (or 1187995 counting only the distinct ones).

The product of its digits is 17640, while the sum is 35.

The square root of 4751972 is about 2179.9018326521. The cubic root of 4751972 is about 168.1220296320.

The spelling of 4751972 in words is "four million, seven hundred fifty-one thousand, nine hundred seventy-two".

Divisors: 1 2 4 1187993 2375986 4751972