1972463402 has 32 divisors (see below), whose sum is σ = 3648312192. Its totient is φ = 778849344.

The previous prime is 1972463399. The next prime is 1972463411. The reversal of 1972463402 is 2043642791.

It is a super-2 number, since 2×1972463402² = 7781223744458827208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89648 + ... + 109460.

It is an arithmetic number, because the mean of its divisors is an integer number (114009756).

Almost surely, 2^1972463402 is an apocalyptic number.

1972463402 is a deficient number, since it is larger than the sum of its proper divisors (1675848790).

1972463402 is a wasteful number, since it uses less digits than its factorization.

1972463402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20382.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 1972463402 is about 44412.4239599687. The cubic root of 1972463402 is about 1254.1119841963. Note that the first 3 decimals are identical.

The spelling of 1972463402 in words is "one billion, nine hundred seventy-two million, four hundred sixty-three thousand, four hundred two".