1402755020 has 48 divisors (see below), whose sum is σ = 2980696320. Its totient is φ = 554480064.

The previous prime is 1402755019. The next prime is 1402755041. The reversal of 1402755020 is 205572041.

It is a super-2 number, since 2×1402755020² = 3935443292270400800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1581017 + ... + 1581903.

It is an arithmetic number, because the mean of its divisors is an integer number (62097840).

Almost surely, 2^1402755020 is an apocalyptic number.

1402755020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1402755020 is an abundant number, since it is smaller than the sum of its proper divisors (1577941300).

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

1402755020 is a wasteful number, since it uses less digits than its factorization.

1402755020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742 (or 1740 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 1402755020 is about 37453.3712768290. The cubic root of 1402755020 is about 1119.4222732599.

The spelling of 1402755020 in words is "one billion, four hundred two million, seven hundred fifty-five thousand, twenty".