155227672 has 16 divisors (see below), whose sum is σ = 296544240. Its totient is φ = 76149216.

The previous prime is 155227649. The next prime is 155227729. The reversal of 155227672 is 276722551.

It is a plaindrome in base 14.

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, 182628 + ... + 183475.

It is an arithmetic number, because the mean of its divisors is an integer number (18534015).

Almost surely, 2^155227672 is an apocalyptic number.

It is an amenable number.

155227672 is a deficient number, since it is larger than the sum of its proper divisors (141316568).

155227672 is a wasteful number, since it uses less digits than its factorization.

155227672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366162 (or 366158 counting only the distinct ones).

The product of its digits is 58800, while the sum is 37.

The square root of 155227672 is about 12459.0397703836. The cubic root of 155227672 is about 537.4314137833.

The spelling of 155227672 in words is "one hundred fifty-five million, two hundred twenty-seven thousand, six hundred seventy-two".