1490570 has 8 divisors (see below), whose sum is σ = 2683044. Its totient is φ = 596224.

The previous prime is 1490557. The next prime is 1490591. The reversal of 1490570 is 750941.

It can be written as a sum of positive squares in 2 ways, for example, as 1261129 + 229441 = 1123^2 + 479^2 .

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

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, 74519 + ... + 74538.

2^1490570 is an apocalyptic number.

1490570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1490570 is a deficient number, since it is larger than the sum of its proper divisors (1192474).

1490570 is a wasteful number, since it uses less digits than its factorization.

1490570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149064.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 1490570 is about 1220.8890203454. The cubic root of 1490570 is about 114.2310385788.

The spelling of 1490570 in words is "one million, four hundred ninety thousand, five hundred seventy".