1400346266 has 16 divisors (see below), whose sum is σ = 2292051168. Its totient is φ = 636361200.

The previous prime is 1400346263. The next prime is 1400346281. The reversal of 1400346266 is 6626430041.

It is not an unprimeable number, because it can be changed into a prime (1400346263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161276 + ... + 169736.

It is an arithmetic number, because the mean of its divisors is an integer number (143253198).

Almost surely, 2^1400346266 is an apocalyptic number.

1400346266 is a deficient number, since it is larger than the sum of its proper divisors (891704902).

1400346266 is a wasteful number, since it uses less digits than its factorization.

1400346266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15997.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 1400346266 is about 37421.2007557213. The cubic root of 1400346266 is about 1118.7811639894.

The spelling of 1400346266 in words is "one billion, four hundred million, three hundred forty-six thousand, two hundred sixty-six".