354742446 has 16 divisors (see below), whose sum is σ = 711522000. Its totient is φ = 117907968.

The previous prime is 354742391. The next prime is 354742447. The reversal of 354742446 is 644247453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354742447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82611 + ... + 86798.

It is an arithmetic number, because the mean of its divisors is an integer number (44470125).

Almost surely, 2^354742446 is an apocalyptic number.

354742446 is an abundant number, since it is smaller than the sum of its proper divisors (356779554).

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

354742446 is a wasteful number, since it uses less digits than its factorization.

354742446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169763.

The product of its digits is 322560, while the sum is 39.

The square root of 354742446 is about 18834.6076678013. The cubic root of 354742446 is about 707.8985977856.

Adding to 354742446 its reverse (644247453), we get a palindrome (998989899).

The spelling of 354742446 in words is "three hundred fifty-four million, seven hundred forty-two thousand, four hundred forty-six".