1400090275 has 12 divisors (see below), whose sum is σ = 1795978800. Its totient is φ = 1081448480.

The previous prime is 1400090273. The next prime is 1400090303. The reversal of 1400090275 is 5720900041.

It is a happy number.

It is not a de Polignac number, because 1400090275 - 2¹ = 1400090273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1400090273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 964855 + ... + 966304.

It is an arithmetic number, because the mean of its divisors is an integer number (149664900).

Almost surely, 2^1400090275 is an apocalyptic number.

1400090275 is a deficient number, since it is larger than the sum of its proper divisors (395888525).

1400090275 is a wasteful number, since it uses less digits than its factorization.

1400090275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931198 (or 1931193 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 1400090275 is about 37417.7801987237. The cubic root of 1400090275 is about 1118.7129867180.

The spelling of 1400090275 in words is "one billion, four hundred million, ninety thousand, two hundred seventy-five".