1402410402 has 32 divisors (see below), whose sum is σ = 3125338560. Its totient is φ = 466139520.

The previous prime is 1402410397. The next prime is 1402410407. The reversal of 1402410402 is 2040142041.

It is an interprime number because it is at equal distance from previous prime (1402410397) and next prime (1402410407).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1402410407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17724 + ... + 55847.

It is an arithmetic number, because the mean of its divisors is an integer number (97666830).

Almost surely, 2^1402410402 is an apocalyptic number.

1402410402 is an abundant number, since it is smaller than the sum of its proper divisors (1722928158).

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

1402410402 is a wasteful number, since it uses less digits than its factorization.

1402410402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73935 (or 73929 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1402410402 is about 37448.7703669960. The cubic root of 1402410402 is about 1119.3305954176.

Adding to 1402410402 its reverse (2040142041), we get a palindrome (3442552443).

The spelling of 1402410402 in words is "one billion, four hundred two million, four hundred ten thousand, four hundred two".