340140502 has 16 divisors (see below), whose sum is σ = 549898272. Its totient is φ = 156862080.

The previous prime is 340140499. The next prime is 340140511. The reversal of 340140502 is 205041043.

It is a super-2 number, since 2×340140502² = 231391122201624008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 340140502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33102 + ... + 42142.

It is an arithmetic number, because the mean of its divisors is an integer number (34368642).

Almost surely, 2^340140502 is an apocalyptic number.

340140502 is a deficient number, since it is larger than the sum of its proper divisors (209757770).

340140502 is a wasteful number, since it uses less digits than its factorization.

340140502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10503.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 340140502 is about 18442.8984164637. The cubic root of 340140502 is about 698.0493324519.

Adding to 340140502 its reverse (205041043), we get a palindrome (545181545).

The spelling of 340140502 in words is "three hundred forty million, one hundred forty thousand, five hundred two".