340425236 has 6 divisors (see below), whose sum is σ = 595744170. Its totient is φ = 170212616.

The previous prime is 340425227. The next prime is 340425251. The reversal of 340425236 is 632524043.

It can be written as a sum of positive squares in only one way, i.e., 270602500 + 69822736 = 16450^2 + 8356^2 .

It is a junction number, because it is equal to n+sod(n) for n = 340425199 and 340425208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42553151 + ... + 42553158.

It is an arithmetic number, because the mean of its divisors is an integer number (99290695).

Almost surely, 2^340425236 is an apocalyptic number.

It is an amenable number.

340425236 is a deficient number, since it is larger than the sum of its proper divisors (255318934).

340425236 is a wasteful number, since it uses less digits than its factorization.

340425236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85106313 (or 85106311 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 340425236 is about 18450.6161414734. The cubic root of 340425236 is about 698.2440587906.

Adding to 340425236 its reverse (632524043), we get a palindrome (972949279).

The spelling of 340425236 in words is "three hundred forty million, four hundred twenty-five thousand, two hundred thirty-six".