402650534 has 16 divisors (see below), whose sum is σ = 709566480. Its totient is φ = 168944160.

The previous prime is 402650533. The next prime is 402650543. The reversal of 402650534 is 435056204.

It is a junction number, because it is equal to n+sod(n) for n = 402650497 and 402650506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402650533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 703649 + ... + 704220.

It is an arithmetic number, because the mean of its divisors is an integer number (44347905).

Almost surely, 2^402650534 is an apocalyptic number.

402650534 is a deficient number, since it is larger than the sum of its proper divisors (306915946).

402650534 is a wasteful number, since it uses less digits than its factorization.

402650534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407895.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 402650534 is about 20066.1539414009. The cubic root of 402650534 is about 738.4301600354.

The spelling of 402650534 in words is "four hundred two million, six hundred fifty thousand, five hundred thirty-four".