1423070 has 32 divisors (see below), whose sum is σ = 2962656. Its totient is φ = 486400.

The previous prime is 1423067. The next prime is 1423073. The reversal of 1423070 is 703241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1423067) and next prime (1423073).

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1490 + ... + 2250.

It is an arithmetic number, because the mean of its divisors is an integer number (92583).

2^1423070 is an apocalyptic number.

1423070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1423070 is an abundant number, since it is smaller than the sum of its proper divisors (1539586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423070 is a wasteful number, since it uses less digits than its factorization.

1423070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 1423070 is about 1192.9249766855. The cubic root of 1423070 is about 112.4800293769.

The spelling of 1423070 in words is "one million, four hundred twenty-three thousand, seventy".