245310434 has 4 divisors (see below), whose sum is σ = 367965654. Its totient is φ = 122655216.

The previous prime is 245310431. The next prime is 245310451. The reversal of 245310434 is 434013542.

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., 208889209 + 36421225 = 14453^2 + 6035^2 .

It is not an unprimeable number, because it can be changed into a prime (245310431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61327607 + ... + 61327610.

Almost surely, 2^245310434 is an apocalyptic number.

245310434 is a deficient number, since it is larger than the sum of its proper divisors (122655220).

245310434 is a wasteful number, since it uses less digits than its factorization.

245310434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122655219.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 245310434 is about 15662.3891536381. The cubic root of 245310434 is about 625.9966468805.

Adding to 245310434 its reverse (434013542), we get a palindrome (679323976).

The spelling of 245310434 in words is "two hundred forty-five million, three hundred ten thousand, four hundred thirty-four".