158223070 has 32 divisors (see below), whose sum is σ = 309473280. Its totient is φ = 58021920.

The previous prime is 158223067. The next prime is 158223071. The reversal of 158223070 is 70322851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158223071) 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, 7542 + ... + 19321.

It is an arithmetic number, because the mean of its divisors is an integer number (9671040).

Almost surely, 2^158223070 is an apocalyptic number.

158223070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

158223070 is a deficient number, since it is larger than the sum of its proper divisors (151250210).

158223070 is a wasteful number, since it uses less digits than its factorization.

158223070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26920.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 158223070 is about 12578.6752084629. The cubic root of 158223070 is about 540.8663163390.

The spelling of 158223070 in words is "one hundred fifty-eight million, two hundred twenty-three thousand, seventy".