345402454 has 8 divisors (see below), whose sum is σ = 540630000. Its totient is φ = 165192456.

The previous prime is 345402443. The next prime is 345402479. The reversal of 345402454 is 454204543.

345402454 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

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, 3754329 + ... + 3754420.

It is an arithmetic number, because the mean of its divisors is an integer number (67578750).

Almost surely, 2^345402454 is an apocalyptic number.

345402454 is a deficient number, since it is larger than the sum of its proper divisors (195227546).

345402454 is a wasteful number, since it uses less digits than its factorization.

345402454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7508774.

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 345402454 is about 18585.0061608814. The cubic root of 345402454 is about 701.6305214995.

Adding to 345402454 its reverse (454204543), we get a palindrome (799606997).

The spelling of 345402454 in words is "three hundred forty-five million, four hundred two thousand, four hundred fifty-four".