1400403480 has 64 divisors (see below), whose sum is σ = 4801386240. Its totient is φ = 320092032.

The previous prime is 1400403479. The next prime is 1400403541. The reversal of 1400403480 is 843040041.

It is a super-2 number, since 2×1400403480² = 3922259813592220800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1400403480.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 832734 + ... + 834413.

It is an arithmetic number, because the mean of its divisors is an integer number (75021660).

Almost surely, 2^1400403480 is an apocalyptic number.

1400403480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400403480 is an abundant number, since it is smaller than the sum of its proper divisors (3400982760).

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

1400403480 is a wasteful number, since it uses less digits than its factorization.

1400403480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667168 (or 1667164 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1400403480 is about 37421.9652076157. The cubic root of 1400403480 is about 1118.7964004766.

The spelling of 1400403480 in words is "one billion, four hundred million, four hundred three thousand, four hundred eighty".