158187414 has 96 divisors (see below), whose sum is σ = 421037568. Its totient is φ = 38649600.

The previous prime is 158187401. The next prime is 158187433. The reversal of 158187414 is 414781851.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85479 + ... + 87309.

It is an arithmetic number, because the mean of its divisors is an integer number (4385808).

Almost surely, 2^158187414 is an apocalyptic number.

158187414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 158187414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210518784).

158187414 is an abundant number, since it is smaller than the sum of its proper divisors (262850154).

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

158187414 is a wasteful number, since it uses less digits than its factorization.

158187414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1882 (or 1871 counting only the distinct ones).

The product of its digits is 35840, while the sum is 39.

The square root of 158187414 is about 12577.2578092365. The cubic root of 158187414 is about 540.8256847206.

It can be divided in two parts, 15818 and 7414, that added together give a palindrome (23232).

The spelling of 158187414 in words is "one hundred fifty-eight million, one hundred eighty-seven thousand, four hundred fourteen".