1400534416 has 20 divisors (see below), whose sum is σ = 2779720524. Its totient is φ = 683187200.

The previous prime is 1400534413. The next prime is 1400534501. The reversal of 1400534416 is 6144350041.

It can be written as a sum of positive squares in 2 ways, for example, as 46294416 + 1354240000 = 6804^2 + 36800^2 .

It is a super-2 number, since 2×1400534416² = 3922993300800922112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1400534411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066825 + ... + 1068136.

Almost surely, 2^1400534416 is an apocalyptic number.

1400534416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1400534416 is a deficient number, since it is larger than the sum of its proper divisors (1379186108).

1400534416 is a wasteful number, since it uses less digits than its factorization.

1400534416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135010 (or 2135004 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1400534416 is about 37423.7146205451. The cubic root of 1400534416 is about 1118.8312680849.

Adding to 1400534416 its reverse (6144350041), we get a palindrome (7544884457).

The spelling of 1400534416 in words is "one billion, four hundred million, five hundred thirty-four thousand, four hundred sixteen".