1007406 has 12 divisors (see below), whose sum is σ = 2182752. Its totient is φ = 335796.

The previous prime is 1007401. The next prime is 1007417. The reversal of 1007406 is 6047001.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 55967 = 1007406 / (1 + 0 + 0 + 7 + 4 + 0 + 6).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1007401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27966 + ... + 28001.

It is an arithmetic number, because the mean of its divisors is an integer number (181896).

2^1007406 is an apocalyptic number.

1007406 is an abundant number, since it is smaller than the sum of its proper divisors (1175346).

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

1007406 is a wasteful number, since it uses less digits than its factorization.

1007406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55975 (or 55972 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 1007406 is about 1003.6961691667. The cubic root of 1007406 is about 100.2462597303.

The spelling of 1007406 in words is "one million, seven thousand, four hundred six".