428851754 has 4 divisors (see below), whose sum is σ = 643277634. Its totient is φ = 214425876.

The previous prime is 428851729. The next prime is 428851763. The reversal of 428851754 is 457158824.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 400920529 + 27931225 = 20023^2 + 5285^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107212937 + ... + 107212940.

Almost surely, 2^428851754 is an apocalyptic number.

428851754 is a deficient number, since it is larger than the sum of its proper divisors (214425880).

428851754 is a wasteful number, since it uses less digits than its factorization.

428851754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214425879.

The product of its digits is 358400, while the sum is 44.

The square root of 428851754 is about 20708.7361758269. The cubic root of 428851754 is about 754.1117891322. Note that the first 3 decimals are identical.

The spelling of 428851754 in words is "four hundred twenty-eight million, eight hundred fifty-one thousand, seven hundred fifty-four".