402460238 has 8 divisors (see below), whose sum is σ = 603805440. Its totient is φ = 201191760.

The previous prime is 402460189. The next prime is 402460241. The reversal of 402460238 is 832064204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 402460238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3503 + ... + 28586.

It is an arithmetic number, because the mean of its divisors is an integer number (75475680).

Almost surely, 2^402460238 is an apocalyptic number.

402460238 is a deficient number, since it is larger than the sum of its proper divisors (201345202).

402460238 is a wasteful number, since it uses less digits than its factorization.

402460238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38362.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 402460238 is about 20061.4116651845. The cubic root of 402460238 is about 738.3138122875.

The spelling of 402460238 in words is "four hundred two million, four hundred sixty thousand, two hundred thirty-eight".