1375490 has 16 divisors (see below), whose sum is σ = 2490048. Its totient is φ = 547056.

The previous prime is 1375481. The next prime is 1375513. The reversal of 1375490 is 945731.

It is a Curzon number.

It is a congruent number.

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, 2369 + ... + 2891.

It is an arithmetic number, because the mean of its divisors is an integer number (155628).

2^1375490 is an apocalyptic number.

1375490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1375490 is a deficient number, since it is larger than the sum of its proper divisors (1114558).

1375490 is a wasteful number, since it uses less digits than its factorization.

1375490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 1375490 is about 1172.8128580468. The cubic root of 1375490 is about 111.2122120536.

The spelling of 1375490 in words is "one million, three hundred seventy-five thousand, four hundred ninety".