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4742801 = 7677543
BaseRepresentation
bin10010000101111010010001
322220221220022
4102011322101
52203232201
6245353225
755212260
oct22057221
98827808
104742801
11274a378
121708815
13ca09bb
148b65d7
1563a41b
hex485e91

4742801 has 4 divisors (see below), whose sum is σ = 5420352. Its totient is φ = 4065252.

The previous prime is 4742753. The next prime is 4742809. The reversal of 4742801 is 1082474.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1082474 = 2541237.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4742801 is a prime.

It is a super-2 number, since 2×47428012 = 44988322651202, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4742809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338765 + ... + 338778.

It is an arithmetic number, because the mean of its divisors is an integer number (1355088).

Almost surely, 24742801 is an apocalyptic number.

It is an amenable number.

4742801 is a deficient number, since it is larger than the sum of its proper divisors (677551).

4742801 is an equidigital number, since it uses as much as digits as its factorization.

4742801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677550.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 4742801 is about 2177.7972816587. The cubic root of 4742801 is about 168.0138050825.

The spelling of 4742801 in words is "four million, seven hundred forty-two thousand, eight hundred one".

Divisors: 1 7 677543 4742801