354721004 has 12 divisors (see below), whose sum is σ = 677194728. Its totient is φ = 161236800.

The previous prime is 354720923. The next prime is 354721007. The reversal of 354721004 is 400127453.

It is not an unprimeable number, because it can be changed into a prime (354721007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4030877 + ... + 4030964.

It is an arithmetic number, because the mean of its divisors is an integer number (56432894).

Almost surely, 2^354721004 is an apocalyptic number.

It is an amenable number.

354721004 is a deficient number, since it is larger than the sum of its proper divisors (322473724).

354721004 is a wasteful number, since it uses less digits than its factorization.

354721004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8061856 (or 8061854 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 354721004 is about 18834.0384410779. The cubic root of 354721004 is about 707.8843347921.

Adding to 354721004 its reverse (400127453), we get a palindrome (754848457).

The spelling of 354721004 in words is "three hundred fifty-four million, seven hundred twenty-one thousand, four".