1420751400 has 96 divisors (see below), whose sum is σ = 4595866560. Its totient is φ = 362391040.

The previous prime is 1420751341. The next prime is 1420751407. The reversal of 1420751400 is 41570241.

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

It is not an unprimeable number, because it can be changed into a prime (1420751407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37677 + ... + 65276.

It is an arithmetic number, because the mean of its divisors is an integer number (47873610).

Almost surely, 2^1420751400 is an apocalyptic number.

1420751400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1420751400 is an abundant number, since it is smaller than the sum of its proper divisors (3175115160).

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

1420751400 is a wasteful number, since it uses less digits than its factorization.

1420751400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102995 (or 102986 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 1420751400 is about 37692.8560870624. The cubic root of 1420751400 is about 1124.1890847576.

The spelling of 1420751400 in words is "one billion, four hundred twenty million, seven hundred fifty-one thousand, four hundred".