1494987 has 8 divisors (see below), whose sum is σ = 2146704. Its totient is φ = 919968.

The previous prime is 1494973. The next prime is 1494989. The reversal of 1494987 is 7894941.

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

It is not a de Polignac number, because 1494987 - 2⁷ = 1494859 is a prime.

It is a super-2 number, since 2×1494987² = 4469972260338, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (1494989) 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, 19128 + ... + 19205.

It is an arithmetic number, because the mean of its divisors is an integer number (268338).

2^1494987 is an apocalyptic number.

1494987 is a deficient number, since it is larger than the sum of its proper divisors (651717).

1494987 is a wasteful number, since it uses less digits than its factorization.

1494987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38349.

The product of its digits is 72576, while the sum is 42.

The square root of 1494987 is about 1222.6966099569. The cubic root of 1494987 is about 114.3437607658.

The spelling of 1494987 in words is "one million, four hundred ninety-four thousand, nine hundred eighty-seven".