157984573 has 8 divisors (see below), whose sum is σ = 161699328. Its totient is φ = 154297104.

The previous prime is 157984543. The next prime is 157984577. The reversal of 157984573 is 375489751.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 157984573 - 2¹³ = 157976381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157984577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5136 + ... + 18502.

It is an arithmetic number, because the mean of its divisors is an integer number (20212416).

Almost surely, 2^157984573 is an apocalyptic number.

It is an amenable number.

157984573 is a deficient number, since it is larger than the sum of its proper divisors (3714755).

157984573 is a wasteful number, since it uses less digits than its factorization.

157984573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13643.

The product of its digits is 1058400, while the sum is 49.

The square root of 157984573 is about 12569.1914218855. The cubic root of 157984573 is about 540.5944220201.

The spelling of 157984573 in words is "one hundred fifty-seven million, nine hundred eighty-four thousand, five hundred seventy-three".