1400227344 has 160 divisors (see below), whose sum is σ = 4367974400. Its totient is φ = 427835520.

The previous prime is 1400227333. The next prime is 1400227391. The reversal of 1400227344 is 4437220041.

1400227344 is a `hidden beast` number, since 1 + 400 + 227 + 34 + 4 = 666.

It is a super-2 number, since 2×1400227344² = 3921273229770588672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 251697 + ... + 257199.

It is an arithmetic number, because the mean of its divisors is an integer number (27299840).

Almost surely, 2^1400227344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1400227344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2183987200).

1400227344 is an abundant number, since it is smaller than the sum of its proper divisors (2967747056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1400227344 is a wasteful number, since it uses less digits than its factorization.

1400227344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5570 (or 5558 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 1400227344 is about 37419.6117564039. The cubic root of 1400227344 is about 1118.7494929037.

Adding to 1400227344 its reverse (4437220041), we get a palindrome (5837447385).

The spelling of 1400227344 in words is "one billion, four hundred million, two hundred twenty-seven thousand, three hundred forty-four".