157533428 has 24 divisors (see below), whose sum is σ = 297366888. Its totient is φ = 72590976.

The previous prime is 157533403. The next prime is 157533479. The reversal of 157533428 is 824335751.

157533428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 56370064 + 101163364 = 7508^2 + 10058^2 .

It is a junction number, because it is equal to n+sod(n) for n = 157533391 and 157533400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36050 + ... + 40182.

It is an arithmetic number, because the mean of its divisors is an integer number (12390287).

Almost surely, 2^157533428 is an apocalyptic number.

It is an amenable number.

157533428 is a deficient number, since it is larger than the sum of its proper divisors (139833460).

157533428 is a wasteful number, since it uses less digits than its factorization.

157533428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4883 (or 4881 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 157533428 is about 12551.2321307511. The cubic root of 157533428 is about 540.0793527647.

The spelling of 157533428 in words is "one hundred fifty-seven million, five hundred thirty-three thousand, four hundred twenty-eight".