402053654 has 8 divisors (see below), whose sum is σ = 614459520. Its totient is φ = 197233816.

The previous prime is 402053633. The next prime is 402053683. The reversal of 402053654 is 456350204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1896374 + ... + 1896585.

It is an arithmetic number, because the mean of its divisors is an integer number (76807440).

Almost surely, 2^402053654 is an apocalyptic number.

402053654 is a deficient number, since it is larger than the sum of its proper divisors (212405866).

402053654 is a wasteful number, since it uses less digits than its factorization.

402053654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3793014.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 402053654 is about 20051.2756202692. The cubic root of 402053654 is about 738.0651022295.

The spelling of 402053654 in words is "four hundred two million, fifty-three thousand, six hundred fifty-four".