424430354 has 4 divisors (see below), whose sum is σ = 636645534. Its totient is φ = 212215176.

The previous prime is 424430329. The next prime is 424430371. The reversal of 424430354 is 453034424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 236329129 + 188101225 = 15373^2 + 13715^2 .

It is a super-2 number, since 2×424430354² = 360282250793130632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106107587 + ... + 106107590.

Almost surely, 2^424430354 is an apocalyptic number.

424430354 is a deficient number, since it is larger than the sum of its proper divisors (212215180).

424430354 is a wasteful number, since it uses less digits than its factorization.

424430354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212215179.

The product of its (nonzero) digits is 23040, while the sum is 29.

The square root of 424430354 is about 20601.7075505891. The cubic root of 424430354 is about 751.5112366915.

Adding to 424430354 its reverse (453034424), we get a palindrome (877464778).

The spelling of 424430354 in words is "four hundred twenty-four million, four hundred thirty thousand, three hundred fifty-four".