1197490 has 16 divisors (see below), whose sum is σ = 2463552. Its totient is φ = 410544.

The previous prime is 1197479. The next prime is 1197509. The reversal of 1197490 is 947911.

1197490 = T₃₃₆ + T₃₃₇ + ... + T₃₅₅.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8484 + ... + 8623.

It is an arithmetic number, because the mean of its divisors is an integer number (153972).

2^1197490 is an apocalyptic number.

1197490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1197490 is an abundant number, since it is smaller than the sum of its proper divisors (1266062).

1197490 is a wasteful number, since it uses less digits than its factorization.

1197490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17121.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 1197490 is about 1094.2988622858. The cubic root of 1197490 is about 106.1917142834.

The spelling of 1197490 in words is "one million, one hundred ninety-seven thousand, four hundred ninety".