151446 has 16 divisors (see below), whose sum is σ = 310464. Its totient is φ = 49224.

The previous prime is 151433. The next prime is 151451. The reversal of 151446 is 644151.

It is a congruent number.

It is an unprimeable number.

151446 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36 + ... + 551.

It is an arithmetic number, because the mean of its divisors is an integer number (19404).

2¹⁵¹⁴⁴⁶ is an apocalyptic number.

151446 is an abundant number, since it is smaller than the sum of its proper divisors (159018).

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

151446 is a wasteful number, since it uses less digits than its factorization.

151446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635.

The product of its digits is 480, while the sum is 21.

The square root of 151446 is about 389.1606352138. The cubic root of 151446 is about 53.3031165640.

Adding to 151446 its reverse (644151), we get a palindrome (795597).

The spelling of 151446 in words is "one hundred fifty-one thousand, four hundred forty-six".