1550245234 has 4 divisors (see below), whose sum is σ = 2325367854. Its totient is φ = 775122616.

The previous prime is 1550245231. The next prime is 1550245253. The reversal of 1550245234 is 4325420551.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 874089225 + 676156009 = 29565^2 + 26003^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1550245196 and 1550245205.

It is not an unprimeable number, because it can be changed into a prime (1550245231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387561307 + ... + 387561310.

Almost surely, 2^1550245234 is an apocalyptic number.

1550245234 is a deficient number, since it is larger than the sum of its proper divisors (775122620).

1550245234 is an equidigital number, since it uses as much as digits as its factorization.

1550245234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775122619.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 1550245234 is about 39373.1537217937. The cubic root of 1550245234 is about 1157.3555580156.

Adding to 1550245234 its reverse (4325420551), we get a palindrome (5875665785).

The spelling of 1550245234 in words is "one billion, five hundred fifty million, two hundred forty-five thousand, two hundred thirty-four".