1402662156 has 96 divisors (see below), whose sum is σ = 4043880960. Its totient is φ = 369391104.

The previous prime is 1402662133. The next prime is 1402662179. The reversal of 1402662156 is 6512662041.

1402662156 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1402662133) and next prime (1402662179).

It is a super-2 number, since 2×1402662156² = 3934922247749136672, which contains 22 as substring.

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, 47176 + ... + 70928.

It is an arithmetic number, because the mean of its divisors is an integer number (42123760).

Almost surely, 2^1402662156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402662156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2021940480).

1402662156 is an abundant number, since it is smaller than the sum of its proper divisors (2641218804).

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

1402662156 is a wasteful number, since it uses less digits than its factorization.

1402662156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23823 (or 23821 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 1402662156 is about 37452.1315281253. The cubic root of 1402662156 is about 1119.3975703663.

The spelling of 1402662156 in words is "one billion, four hundred two million, six hundred sixty-two thousand, one hundred fifty-six".