1456628428 has 6 divisors (see below), whose sum is σ = 2549099756. Its totient is φ = 728314212.

The previous prime is 1456628401. The next prime is 1456628471. The reversal of 1456628428 is 8248266541.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182078550 + ... + 182078557.

Almost surely, 2^1456628428 is an apocalyptic number.

It is an amenable number.

1456628428 is a deficient number, since it is larger than the sum of its proper divisors (1092471328).

1456628428 is a wasteful number, since it uses less digits than its factorization.

1456628428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364157111 (or 364157109 counting only the distinct ones).

The product of its digits is 737280, while the sum is 46.

The square root of 1456628428 is about 38165.8018126175. The cubic root of 1456628428 is about 1133.5732628898.

The spelling of 1456628428 in words is "one billion, four hundred fifty-six million, six hundred twenty-eight thousand, four hundred twenty-eight".