151894 has 8 divisors (see below), whose sum is σ = 229680. Its totient is φ = 75336.

The previous prime is 151883. The next prime is 151897. The reversal of 151894 is 498151.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127 + ... + 565.

It is an arithmetic number, because the mean of its divisors is an integer number (28710).

2¹⁵¹⁸⁹⁴ is an apocalyptic number.

151894 is a deficient number, since it is larger than the sum of its proper divisors (77786).

151894 is a wasteful number, since it uses less digits than its factorization.

151894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614.

The product of its digits is 1440, while the sum is 28.

The square root of 151894 is about 389.7358079520. The cubic root of 151894 is about 53.3556243626.

The spelling of 151894 in words is "one hundred fifty-one thousand, eight hundred ninety-four".