157733330 has 16 divisors (see below), whose sum is σ = 284067864. Its totient is φ = 63060480.

The previous prime is 157733299. The next prime is 157733341. The reversal of 157733330 is 33337751.

157733330 is digitally balanced in base 2 and base 3, because in such bases 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 155725441 + 2007889 = 12479^2 + 1417^2 .

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, 28034 + ... + 33186.

Almost surely, 2^157733330 is an apocalyptic number.

157733330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

157733330 is a deficient number, since it is larger than the sum of its proper divisors (126334534).

157733330 is a wasteful number, since it uses less digits than its factorization.

157733330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8221.

The product of its (nonzero) digits is 19845, while the sum is 32.

The square root of 157733330 is about 12559.1930473259. The cubic root of 157733330 is about 540.3077007198.

The spelling of 157733330 in words is "one hundred fifty-seven million, seven hundred thirty-three thousand, three hundred thirty".