157075330 has 16 divisors (see below), whose sum is σ = 283227840. Its totient is φ = 62720752.

The previous prime is 157075327. The next prime is 157075351. The reversal of 157075330 is 33570751.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 157075292 and 157075301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7510 + ... + 19249.

It is an arithmetic number, because the mean of its divisors is an integer number (17701740).

Almost surely, 2^157075330 is an apocalyptic number.

157075330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

157075330 is a deficient number, since it is larger than the sum of its proper divisors (126152510).

157075330 is a wasteful number, since it uses less digits than its factorization.

157075330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27353.

The product of its (nonzero) digits is 11025, while the sum is 31.

The square root of 157075330 is about 12532.9697199028. The cubic root of 157075330 is about 539.5553381055. Note that the first 3 decimals are identical.

The spelling of 157075330 in words is "one hundred fifty-seven million, seventy-five thousand, three hundred thirty".