1400738270 has 16 divisors (see below), whose sum is σ = 2533282128. Its totient is φ = 557639040.

The previous prime is 1400738237. The next prime is 1400738281. The reversal of 1400738270 is 728370041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329819 + ... + 334038.

It is an arithmetic number, because the mean of its divisors is an integer number (158330133).

Almost surely, 2^1400738270 is an apocalyptic number.

1400738270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1400738270 is a deficient number, since it is larger than the sum of its proper divisors (1132543858).

1400738270 is a wasteful number, since it uses less digits than its factorization.

1400738270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664075.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 1400738270 is about 37426.4381153216. The cubic root of 1400738270 is about 1118.8855490703.

The spelling of 1400738270 in words is "one billion, four hundred million, seven hundred thirty-eight thousand, two hundred seventy".