1461428590 has 32 divisors (see below), whose sum is σ = 2728486944. Its totient is φ = 563126400.

The previous prime is 1461428587. The next prime is 1461428599. The reversal of 1461428590 is 958241641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1461428599) 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 15 ways as a sum of consecutive naturals, for example, 17817 + ... + 56923.

It is an arithmetic number, because the mean of its divisors is an integer number (85265217).

Almost surely, 2^1461428590 is an apocalyptic number.

1461428590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1461428590 is a deficient number, since it is larger than the sum of its proper divisors (1267058354).

1461428590 is a wasteful number, since it uses less digits than its factorization.

1461428590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39252.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 1461428590 is about 38228.6357329162. The cubic root of 1461428590 is about 1134.8170870991.

The spelling of 1461428590 in words is "one billion, four hundred sixty-one million, four hundred twenty-eight thousand, five hundred ninety".