402701130 has 48 divisors (see below), whose sum is σ = 1127566440. Its totient is φ = 99126144.

The previous prime is 402701113. The next prime is 402701177. The reversal of 402701130 is 31107204.

It can be written as a sum of positive squares in 4 ways, for example, as 296631729 + 106069401 = 17223^2 + 10299^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 170925 + ... + 173264.

Almost surely, 2^402701130 is an apocalyptic number.

402701130 is an abundant number, since it is smaller than the sum of its proper divisors (724865310).

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

402701130 is a wasteful number, since it uses less digits than its factorization.

402701130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344215 (or 344212 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 402701130 is about 20067.4146316859. The cubic root of 402701130 is about 738.4610884663.

Adding to 402701130 its reverse (31107204), we get a palindrome (433808334).

The spelling of 402701130 in words is "four hundred two million, seven hundred one thousand, one hundred thirty".