1400364620 has 24 divisors (see below), whose sum is σ = 2943364704. Its totient is φ = 559650816.

The previous prime is 1400364607. The next prime is 1400364631. The reversal of 1400364620 is 264630041.

1400364620 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1400364620² = 3922042137895488800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1400364620.

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, 7304 + ... + 53423.

It is an arithmetic number, because the mean of its divisors is an integer number (122640196).

Almost surely, 2^1400364620 is an apocalyptic number.

1400364620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400364620 is an abundant number, since it is smaller than the sum of its proper divisors (1543000084).

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

1400364620 is a wasteful number, since it uses less digits than its factorization.

1400364620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61889 (or 61887 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 1400364620 is about 37421.4459902340. The cubic root of 1400364620 is about 1118.7860518328.

Adding to 1400364620 its reverse (264630041), we get a palindrome (1664994661).

The spelling of 1400364620 in words is "one billion, four hundred million, three hundred sixty-four thousand, six hundred twenty".