1550228492 has 12 divisors (see below), whose sum is σ = 2714593056. Its totient is φ = 774630480.

The previous prime is 1550228473. The next prime is 1550228509. The reversal of 1550228492 is 2948220551.

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, 113684 + ... + 126587.

It is an arithmetic number, because the mean of its divisors is an integer number (226216088).

Almost surely, 2^1550228492 is an apocalyptic number.

It is an amenable number.

1550228492 is a deficient number, since it is larger than the sum of its proper divisors (1164364564).

1550228492 is a wasteful number, since it uses less digits than its factorization.

1550228492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241888 (or 241886 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 1550228492 is about 39372.9411144253. The cubic root of 1550228492 is about 1157.3513916820.

The spelling of 1550228492 in words is "one billion, five hundred fifty million, two hundred twenty-eight thousand, four hundred ninety-two".