407238342 has 32 divisors (see below), whose sum is σ = 932515584. Its totient is φ = 116143200.

The previous prime is 407238323. The next prime is 407238361. The reversal of 407238342 is 243832704.

It is an interprime number because it is at equal distance from previous prime (407238323) and next prime (407238361).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15492 + ... + 32472.

It is an arithmetic number, because the mean of its divisors is an integer number (29141112).

Almost surely, 2^407238342 is an apocalyptic number.

407238342 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

407238342 is an abundant number, since it is smaller than the sum of its proper divisors (525277242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

407238342 is a wasteful number, since it uses less digits than its factorization.

407238342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17564.

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 407238342 is about 20180.1472244382. The cubic root of 407238342 is about 741.2241377321.

The spelling of 407238342 in words is "four hundred seven million, two hundred thirty-eight thousand, three hundred forty-two".