1742640230 has 8 divisors (see below), whose sum is σ = 3136752432. Its totient is φ = 697056088.

The previous prime is 1742640227. The next prime is 1742640281. The reversal of 1742640230 is 320462471.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1742640193 and 1742640202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87132002 + ... + 87132021.

It is an arithmetic number, because the mean of its divisors is an integer number (392094054).

Almost surely, 2^1742640230 is an apocalyptic number.

1742640230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1742640230 is a deficient number, since it is larger than the sum of its proper divisors (1394112202).

1742640230 is a wasteful number, since it uses less digits than its factorization.

1742640230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174264030.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 1742640230 is about 41744.9425679327. The cubic root of 1742640230 is about 1203.3794161511.

The spelling of 1742640230 in words is "one billion, seven hundred forty-two million, six hundred forty thousand, two hundred thirty".