157758482 has 32 divisors (see below), whose sum is σ = 285742080. Its totient is φ = 63812880.

The previous prime is 157758481. The next prime is 157758571. The reversal of 157758482 is 284857751.

It is not an unprimeable number, because it can be changed into a prime (157758481) 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, 81773 + ... + 83679.

It is an arithmetic number, because the mean of its divisors is an integer number (8929440).

Almost surely, 2^157758482 is an apocalyptic number.

157758482 is a deficient number, since it is larger than the sum of its proper divisors (127983598).

157758482 is a wasteful number, since it uses less digits than its factorization.

157758482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2246.

The product of its digits is 627200, while the sum is 47.

The square root of 157758482 is about 12560.1943456302. The cubic root of 157758482 is about 540.3364181697.

The spelling of 157758482 in words is "one hundred fifty-seven million, seven hundred fifty-eight thousand, four hundred eighty-two".