1961914610 has 16 divisors (see below), whose sum is σ = 3591302400. Its totient is φ = 771464496.

The previous prime is 1961914609. The next prime is 1961914649. The reversal of 1961914610 is 164191691.

It is a super-3 number, since 3×1961914610³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1662050 + ... + 1663229.

It is an arithmetic number, because the mean of its divisors is an integer number (224456400).

Almost surely, 2^1961914610 is an apocalyptic number.

1961914610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1961914610 is a deficient number, since it is larger than the sum of its proper divisors (1629387790).

1961914610 is a wasteful number, since it uses less digits than its factorization.

1961914610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325345.

The product of its (nonzero) digits is 11664, while the sum is 38.

The square root of 1961914610 is about 44293.5052801198. The cubic root of 1961914610 is about 1251.8723109611.

The spelling of 1961914610 in words is "one billion, nine hundred sixty-one million, nine hundred fourteen thousand, six hundred ten".