247101402 has 16 divisors (see below), whose sum is σ = 511244640. Its totient is φ = 79526832.

The previous prime is 247101359. The next prime is 247101433. The reversal of 247101402 is 204101742.

It is a happy number.

It is a super-2 number, since 2×247101402² = 122118205740731208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 709888 + ... + 710235.

It is an arithmetic number, because the mean of its divisors is an integer number (31952790).

Almost surely, 2^247101402 is an apocalyptic number.

247101402 is an abundant number, since it is smaller than the sum of its proper divisors (264143238).

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

247101402 is a wasteful number, since it uses less digits than its factorization.

247101402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420157.

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

The square root of 247101402 is about 15719.4593418476. The cubic root of 247101402 is about 627.5163846031.

The spelling of 247101402 in words is "two hundred forty-seven million, one hundred one thousand, four hundred two".