158025428 has 12 divisors (see below), whose sum is σ = 301684992. Its totient is φ = 71829720.

The previous prime is 158025419. The next prime is 158025457. The reversal of 158025428 is 824520851.

It is a happy number.

158025428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 1795700 + ... + 1795787.

It is an arithmetic number, because the mean of its divisors is an integer number (25140416).

Almost surely, 2^158025428 is an apocalyptic number.

It is an amenable number.

158025428 is a deficient number, since it is larger than the sum of its proper divisors (143659564).

158025428 is a wasteful number, since it uses less digits than its factorization.

158025428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3591502 (or 3591500 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 35.

The square root of 158025428 is about 12570.8165208152. The cubic root of 158025428 is about 540.6410174590.

The spelling of 158025428 in words is "one hundred fifty-eight million, twenty-five thousand, four hundred twenty-eight".