1450690 has 8 divisors (see below), whose sum is σ = 2611260. Its totient is φ = 580272.

The previous prime is 1450651. The next prime is 1450697. The reversal of 1450690 is 960541.

It can be written as a sum of positive squares in 2 ways, for example, as 1447209 + 3481 = 1203^2 + 59^2 .

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

It is a super-2 number, since 2×1450690² = 4209002952200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1450697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72525 + ... + 72544.

2^1450690 is an apocalyptic number.

1450690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1450690 is a deficient number, since it is larger than the sum of its proper divisors (1160570).

1450690 is a wasteful number, since it uses less digits than its factorization.

1450690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145076.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1450690 is about 1204.4459307084. The cubic root of 1450690 is about 113.2030702510.

The spelling of 1450690 in words is "one million, four hundred fifty thousand, six hundred ninety".