402435026 has 16 divisors (see below), whose sum is σ = 690149760. Its totient is φ = 172406880.

The previous prime is 402434969. The next prime is 402435043. The reversal of 402435026 is 620534204.

It is a junction number, because it is equal to n+sod(n) for n = 402434986 and 402435004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60086 + ... + 66446.

It is an arithmetic number, because the mean of its divisors is an integer number (43134360).

Almost surely, 2^402435026 is an apocalyptic number.

402435026 is a deficient number, since it is larger than the sum of its proper divisors (287714734).

402435026 is a wasteful number, since it uses less digits than its factorization.

402435026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10889.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 402435026 is about 20060.7832848072. The cubic root of 402435026 is about 738.2983948170.

The spelling of 402435026 in words is "four hundred two million, four hundred thirty-five thousand, twenty-six".