402240326 has 4 divisors (see below), whose sum is σ = 603360492. Its totient is φ = 201120162.

The previous prime is 402240269. The next prime is 402240341. The reversal of 402240326 is 623042204.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100560080 + ... + 100560083.

It is an arithmetic number, because the mean of its divisors is an integer number (150840123).

Almost surely, 2^402240326 is an apocalyptic number.

402240326 is a deficient number, since it is larger than the sum of its proper divisors (201120166).

402240326 is a wasteful number, since it uses less digits than its factorization.

402240326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201120165.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 402240326 is about 20055.9299460284. The cubic root of 402240326 is about 738.1793115064.

The spelling of 402240326 in words is "four hundred two million, two hundred forty thousand, three hundred twenty-six".