354680634 has 32 divisors (see below), whose sum is σ = 884399616. Its totient is φ = 92124720.

The previous prime is 354680617. The next prime is 354680681. The reversal of 354680634 is 436086453.

354680634 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 354680592 and 354680601.

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, 383392 + ... + 384315.

It is an arithmetic number, because the mean of its divisors is an integer number (27637488).

Almost surely, 2^354680634 is an apocalyptic number.

354680634 is an abundant number, since it is smaller than the sum of its proper divisors (529718982).

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

354680634 is a wasteful number, since it uses less digits than its factorization.

354680634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767730.

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 354680634 is about 18832.9666807967. The cubic root of 354680634 is about 707.8574795318.

The spelling of 354680634 in words is "three hundred fifty-four million, six hundred eighty thousand, six hundred thirty-four".