157427774 has 8 divisors (see below), whose sum is σ = 269876208. Its totient is φ = 67469040.

The previous prime is 157427761. The next prime is 157427783. The reversal of 157427774 is 477724751.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5622407 + ... + 5622434.

It is an arithmetic number, because the mean of its divisors is an integer number (33734526).

Almost surely, 2^157427774 is an apocalyptic number.

157427774 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

157427774 is a deficient number, since it is larger than the sum of its proper divisors (112448434).

157427774 is a wasteful number, since it uses less digits than its factorization.

157427774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11244850.

The product of its digits is 384160, while the sum is 44.

The square root of 157427774 is about 12547.0225153221. The cubic root of 157427774 is about 539.9585862158.

The spelling of 157427774 in words is "one hundred fifty-seven million, four hundred twenty-seven thousand, seven hundred seventy-four".