1492722 has 64 divisors (see below), whose sum is σ = 4147200. Its totient is φ = 386640.

The previous prime is 1492709. The next prime is 1492739. The reversal of 1492722 is 2272941.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3979 + ... + 4337.

It is an arithmetic number, because the mean of its divisors is an integer number (64800).

2^1492722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1492722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2073600).

1492722 is an abundant number, since it is smaller than the sum of its proper divisors (2654478).

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

1492722 is a wasteful number, since it uses less digits than its factorization.

1492722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388 (or 382 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 1492722 is about 1221.7700274602. The cubic root of 1492722 is about 114.2859855648.

The spelling of 1492722 in words is "one million, four hundred ninety-two thousand, seven hundred twenty-two".