158648394 has 8 divisors (see below), whose sum is σ = 317296800. Its totient is φ = 52882796.

The previous prime is 158648387. The next prime is 158648401. The reversal of 158648394 is 493846851.

It is an interprime number because it is at equal distance from previous prime (158648387) and next prime (158648401).

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

158648394 is an admirable number.

It is a super-3 number, since 3×158648394³ (a number of 26 digits) contains 333 as substring.

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, 13220694 + ... + 13220705.

It is an arithmetic number, because the mean of its divisors is an integer number (39662100).

Almost surely, 2^158648394 is an apocalyptic number.

158648394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158648394 is a wasteful number, since it uses less digits than its factorization.

158648394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26441404.

The product of its digits is 829440, while the sum is 48.

The square root of 158648394 is about 12595.5704118551. The cubic root of 158648394 is about 541.3505221791.

The spelling of 158648394 in words is "one hundred fifty-eight million, six hundred forty-eight thousand, three hundred ninety-four".