1702138402 has 16 divisors (see below), whose sum is σ = 2623547520. Its totient is φ = 827788752.

The previous prime is 1702138397. The next prime is 1702138409. The reversal of 1702138402 is 2048312071.

It is a super-2 number, since 2×1702138402² = 5794550279126227208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1702138409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20853 + ... + 61960.

It is an arithmetic number, because the mean of its divisors is an integer number (163971720).

Almost surely, 2^1702138402 is an apocalyptic number.

1702138402 is a deficient number, since it is larger than the sum of its proper divisors (921409118).

1702138402 is a wasteful number, since it uses less digits than its factorization.

1702138402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83097.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 1702138402 is about 41256.9800397460. The cubic root of 1702138402 is about 1193.9834032000.

The spelling of 1702138402 in words is "one billion, seven hundred two million, one hundred thirty-eight thousand, four hundred two".