155144246 has 16 divisors (see below), whose sum is σ = 248760288. Its totient is φ = 72388800.

The previous prime is 155144239. The next prime is 155144251. The reversal of 155144246 is 642441551.

155144246 is digitally balanced in base 2 and base 3, because in such bases 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 7 ways as a sum of consecutive naturals, for example, 39245 + ... + 43016.

It is an arithmetic number, because the mean of its divisors is an integer number (15547518).

Almost surely, 2^155144246 is an apocalyptic number.

155144246 is a deficient number, since it is larger than the sum of its proper divisors (93616042).

155144246 is a wasteful number, since it uses less digits than its factorization.

155144246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82327.

The product of its digits is 19200, while the sum is 32.

The square root of 155144246 is about 12455.6913095982. The cubic root of 155144246 is about 537.3351169758.

Adding to 155144246 its reverse (642441551), we get a palindrome (797585797).

The spelling of 155144246 in words is "one hundred fifty-five million, one hundred forty-four thousand, two hundred forty-six".