158346534 has 16 divisors (see below), whose sum is σ = 335322288. Its totient is φ = 49677312.

The previous prime is 158346533. The next prime is 158346547. The reversal of 158346534 is 435643851.

It is a junction number, because it is equal to n+sod(n) for n = 158346492 and 158346501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158346533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 776107 + ... + 776310.

It is an arithmetic number, because the mean of its divisors is an integer number (20957643).

Almost surely, 2^158346534 is an apocalyptic number.

158346534 is an abundant number, since it is smaller than the sum of its proper divisors (176975754).

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

158346534 is a wasteful number, since it uses less digits than its factorization.

158346534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552439.

The product of its digits is 172800, while the sum is 39.

The square root of 158346534 is about 12583.5819224893. The cubic root of 158346534 is about 541.0069619840.

The spelling of 158346534 in words is "one hundred fifty-eight million, three hundred forty-six thousand, five hundred thirty-four".