234331390 has 8 divisors (see below), whose sum is σ = 421796520. Its totient is φ = 93732552.

The previous prime is 234331369. The next prime is 234331403. The reversal of 234331390 is 93133432.

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

It is a super-2 number, since 2×234331390² = 109822400678664200, which contains 22 as substring.

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, 11716560 + ... + 11716579.

It is an arithmetic number, because the mean of its divisors is an integer number (52724565).

Almost surely, 2^234331390 is an apocalyptic number.

234331390 is a deficient number, since it is larger than the sum of its proper divisors (187465130).

234331390 is a wasteful number, since it uses less digits than its factorization.

234331390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23433146.

The product of its (nonzero) digits is 5832, while the sum is 28.

The square root of 234331390 is about 15307.8865294984. The cubic root of 234331390 is about 616.5147756742.

It can be divided in two parts, 2343 and 31390, that added together give a palindrome (33733).

The spelling of 234331390 in words is "two hundred thirty-four million, three hundred thirty-one thousand, three hundred ninety".