1725434090 has 16 divisors (see below), whose sum is σ = 3106699488. Its totient is φ = 689969616.

The previous prime is 1725434069. The next prime is 1725434101. The reversal of 1725434090 is 904345271.

It is a self number, because there is not a number n which added to its sum of digits gives 1725434090.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12749 + ... + 60111.

It is an arithmetic number, because the mean of its divisors is an integer number (194168718).

Almost surely, 2^1725434090 is an apocalyptic number.

1725434090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1725434090 is a deficient number, since it is larger than the sum of its proper divisors (1381265398).

1725434090 is a wasteful number, since it uses less digits than its factorization.

1725434090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51013.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1725434090 is about 41538.3448153631. The cubic root of 1725434090 is about 1199.4057451180.

The spelling of 1725434090 in words is "one billion, seven hundred twenty-five million, four hundred thirty-four thousand, ninety".