1402540485 has 32 divisors (see below), whose sum is σ = 2343219840. Its totient is φ = 715454208.

The previous prime is 1402540481. The next prime is 1402540523. The reversal of 1402540485 is 5840452041.

It is a happy number.

It is not a de Polignac number, because 1402540485 - 2² = 1402540481 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402540481) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31479 + ... + 61611.

It is an arithmetic number, because the mean of its divisors is an integer number (73225620).

Almost surely, 2^1402540485 is an apocalyptic number.

1402540485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1402540485 is a deficient number, since it is larger than the sum of its proper divisors (940679355).

1402540485 is a wasteful number, since it uses less digits than its factorization.

1402540485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30277.

The product of its (nonzero) digits is 25600, while the sum is 33.

The square root of 1402540485 is about 37450.5071394234. The cubic root of 1402540485 is about 1119.3652028288.

The spelling of 1402540485 in words is "one billion, four hundred two million, five hundred forty thousand, four hundred eighty-five".