1962963225 has 144 divisors (see below), whose sum is σ = 3885822720. Its totient is φ = 943257600.

The previous prime is 1962963187. The next prime is 1962963227. The reversal of 1962963225 is 5223692691.

1962963225 is a `hidden beast` number, since 1 + 9 + 6 + 2 + 9 + 632 + 2 + 5 = 666.

It is not a de Polignac number, because 1962963225 - 2⁶ = 1962963161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1962963227) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 10966186 + ... + 10966364.

It is an arithmetic number, because the mean of its divisors is an integer number (26984880).

Almost surely, 2^1962963225 is an apocalyptic number.

1962963225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1962963225 is a deficient number, since it is larger than the sum of its proper divisors (1922859495).

1962963225 is a wasteful number, since it uses less digits than its factorization.

1962963225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320 (or 312 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 1962963225 is about 44305.3408180097. The cubic root of 1962963225 is about 1252.0953071213.

The spelling of 1962963225 in words is "one billion, nine hundred sixty-two million, nine hundred sixty-three thousand, two hundred twenty-five".