1552355234 has 4 divisors (see below), whose sum is σ = 2328532854. Its totient is φ = 776177616.

The previous prime is 1552355201. The next prime is 1552355237. The reversal of 1552355234 is 4325532551.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4325532551 = 30881 ⋅140071.

It can be written as a sum of positive squares in only one way, i.e., 1299386209 + 252969025 = 36047^2 + 15905^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1552355194 and 1552355203.

It is not an unprimeable number, because it can be changed into a prime (1552355237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 388088807 + ... + 388088810.

Almost surely, 2^1552355234 is an apocalyptic number.

1552355234 is a deficient number, since it is larger than the sum of its proper divisors (776177620).

1552355234 is an equidigital number, since it uses as much as digits as its factorization.

1552355234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776177619.

The product of its digits is 90000, while the sum is 35.

The square root of 1552355234 is about 39399.9395177201. The cubic root of 1552355234 is about 1157.8804025341.

Adding to 1552355234 its reverse (4325532551), we get a palindrome (5877887785).

The spelling of 1552355234 in words is "one billion, five hundred fifty-two million, three hundred fifty-five thousand, two hundred thirty-four".