147021402 has 16 divisors (see below), whose sum is σ = 320774112. Its totient is φ = 44551920.

The previous prime is 147021401. The next prime is 147021403. The reversal of 147021402 is 204120741.

It is a happy number.

147021402 is digitally balanced in base 2, 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 (147021401) and next prime (147021403).

It is not an unprimeable number, because it can be changed into a prime (147021401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1113733 + ... + 1113864.

It is an arithmetic number, because the mean of its divisors is an integer number (20048382).

Almost surely, 2^147021402 is an apocalyptic number.

147021402 is an abundant number, since it is smaller than the sum of its proper divisors (173752710).

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

147021402 is a wasteful number, since it uses less digits than its factorization.

147021402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227613.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 147021402 is about 12125.2382244639. The cubic root of 147021402 is about 527.7888202192.

The spelling of 147021402 in words is "one hundred forty-seven million, twenty-one thousand, four hundred two".