1402812972 has 48 divisors (see below), whose sum is σ = 3967555200. Its totient is φ = 425094480.

The previous prime is 1402812949. The next prime is 1402812979. The reversal of 1402812972 is 2792182041.

1402812972 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1402812972² = 3935768468822945568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1402812979) 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, 589222 + ... + 591597.

It is an arithmetic number, because the mean of its divisors is an integer number (82657400).

Almost surely, 2^1402812972 is an apocalyptic number.

1402812972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1402812972 is an abundant number, since it is smaller than the sum of its proper divisors (2564742228).

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

1402812972 is a wasteful number, since it uses less digits than its factorization.

1402812972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180843 (or 1180835 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 1402812972 is about 37454.1449241603. The cubic root of 1402812972 is about 1119.4376886069.

It can be divided in two parts, 14028 and 12972, that added together give a cube (27000 = 30³).

The spelling of 1402812972 in words is "one billion, four hundred two million, eight hundred twelve thousand, nine hundred seventy-two".