1490606854 has 16 divisors (see below), whose sum is σ = 2456984016. Its totient is φ = 672601600.

The previous prime is 1490606851. The next prime is 1490606863. The reversal of 1490606854 is 4586060941.

It is a self number, because there is not a number n which added to its sum of digits gives 1490606854.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490606851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244267 + ... + 250294.

It is an arithmetic number, because the mean of its divisors is an integer number (153561501).

Almost surely, 2^1490606854 is an apocalyptic number.

1490606854 is a deficient number, since it is larger than the sum of its proper divisors (966377162).

1490606854 is a wasteful number, since it uses less digits than its factorization.

1490606854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494711.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 1490606854 is about 38608.3780286093. The cubic root of 1490606854 is about 1142.3198001639.

The spelling of 1490606854 in words is "one billion, four hundred ninety million, six hundred six thousand, eight hundred fifty-four".