428531452 has 6 divisors (see below), whose sum is σ = 749930048. Its totient is φ = 214265724.

The previous prime is 428531449. The next prime is 428531489. The reversal of 428531452 is 254135824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53566428 + ... + 53566435.

Almost surely, 2^428531452 is an apocalyptic number.

It is an amenable number.

428531452 is a deficient number, since it is larger than the sum of its proper divisors (321398596).

428531452 is a wasteful number, since it uses less digits than its factorization.

428531452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107132867 (or 107132865 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

The square root of 428531452 is about 20701.0012318245. The cubic root of 428531452 is about 753.9239979962.

The spelling of 428531452 in words is "four hundred twenty-eight million, five hundred thirty-one thousand, four hundred fifty-two".