1407402 has 32 divisors (see below), whose sum is σ = 3182400. Its totient is φ = 460944.

The previous prime is 1407397. The next prime is 1407409. The reversal of 1407402 is 2047041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1407409) 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, 3424 + ... + 3812.

It is an arithmetic number, because the mean of its divisors is an integer number (99450).

2^1407402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1407402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1591200).

1407402 is an abundant number, since it is smaller than the sum of its proper divisors (1774998).

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

1407402 is a wasteful number, since it uses less digits than its factorization.

1407402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 1407402 is about 1186.3397489758. The cubic root of 1407402 is about 112.0657033702.

The spelling of 1407402 in words is "one million, four hundred seven thousand, four hundred two".