51464695 has 16 divisors (see below), whose sum is σ = 66134880. Its totient is φ = 38308864.

The previous prime is 51464689. The next prime is 51464701. The reversal of 51464695 is 59646415.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (51464689) and next prime (51464701).

It is a cyclic number.

It is not a de Polignac number, because 51464695 - 2¹¹ = 51462647 is a prime.

It is a super-2 number, since 2×51464695² = 5297229662886050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is an upside-down number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4164 + ... + 10966.

It is an arithmetic number, because the mean of its divisors is an integer number (4133430).

Almost surely, 2^51464695 is an apocalyptic number.

51464695 is a deficient number, since it is larger than the sum of its proper divisors (14670185).

51464695 is a wasteful number, since it uses less digits than its factorization.

51464695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6914.

The product of its digits is 129600, while the sum is 40.

The square root of 51464695 is about 7173.8898095803. The cubic root of 51464695 is about 371.9659057472.

The spelling of 51464695 in words is "fifty-one million, four hundred sixty-four thousand, six hundred ninety-five".