155227002 has 24 divisors (see below), whose sum is σ = 361141056. Its totient is φ = 44350488.

The previous prime is 155226997. The next prime is 155227027. The reversal of 155227002 is 200722551.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 263698 + ... + 264285.

It is an arithmetic number, because the mean of its divisors is an integer number (15047544).

Almost surely, 2^155227002 is an apocalyptic number.

155227002 is an abundant number, since it is smaller than the sum of its proper divisors (205914054).

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

155227002 is a wasteful number, since it uses less digits than its factorization.

155227002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528002 (or 527995 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 155227002 is about 12459.0128822471. The cubic root of 155227002 is about 537.4306405544.

Adding to 155227002 its reverse (200722551), we get a palindrome (355949553).

The spelling of 155227002 in words is "one hundred fifty-five million, two hundred twenty-seven thousand, two".