157984533 has 16 divisors (see below), whose sum is σ = 267487360. Its totient is φ = 90276768.

The previous prime is 157984529. The next prime is 157984543. The reversal of 157984533 is 335489751.

157984533 is a `hidden beast` number, since 1 + 579 + 8 + 45 + 33 = 666.

157984533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 157984533 - 2² = 157984529 is a prime.

It is a super-2 number, since 2×157984533² = 49918225334456178, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157984513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417760 + ... + 418137.

It is an arithmetic number, because the mean of its divisors is an integer number (16717960).

Almost surely, 2^157984533 is an apocalyptic number.

It is an amenable number.

157984533 is a deficient number, since it is larger than the sum of its proper divisors (109502827).

157984533 is an equidigital number, since it uses as much as digits as its factorization.

157984533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835913 (or 835907 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 157984533 is about 12569.1898306931. The cubic root of 157984533 is about 540.5943763958.

The spelling of 157984533 in words is "one hundred fifty-seven million, nine hundred eighty-four thousand, five hundred thirty-three".