402010324 has 6 divisors (see below), whose sum is σ = 703518074. Its totient is φ = 201005160.

The previous prime is 402010321. The next prime is 402010327. The reversal of 402010324 is 423010204.

It is an interprime number because it is at equal distance from previous prime (402010321) and next prime (402010327).

It can be written as a sum of positive squares in only one way, i.e., 350887824 + 51122500 = 18732^2 + 7150^2 .

It is a super-2 number, since 2×402010324² = 323224601205169952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402010298 and 402010307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402010321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50251287 + ... + 50251294.

Almost surely, 2^402010324 is an apocalyptic number.

It is an amenable number.

402010324 is a deficient number, since it is larger than the sum of its proper divisors (301507750).

402010324 is a wasteful number, since it uses less digits than its factorization.

402010324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100502585 (or 100502583 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 402010324 is about 20050.1951112701. The cubic root of 402010324 is about 738.0385871036.

Adding to 402010324 its reverse (423010204), we get a palindrome (825020528).

The spelling of 402010324 in words is "four hundred two million, ten thousand, three hundred twenty-four".