434724690 has 16 divisors (see below), whose sum is σ = 1043339328. Its totient is φ = 115926576.

The previous prime is 434724671. The next prime is 434724691. The reversal of 434724690 is 96427434.

It is a super-2 number, since 2×434724690² = 377971112191192200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (434724691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7245382 + ... + 7245441.

It is an arithmetic number, because the mean of its divisors is an integer number (65208708).

Almost surely, 2^434724690 is an apocalyptic number.

434724690 is an abundant number, since it is smaller than the sum of its proper divisors (608614638).

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

434724690 is a wasteful number, since it uses less digits than its factorization.

434724690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14490833.

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 434724690 is about 20850.0525179195. The cubic root of 434724690 is about 757.5386031803.

The spelling of 434724690 in words is "four hundred thirty-four million, seven hundred twenty-four thousand, six hundred ninety".